The installation is done in the blink of an eye at the mounting position of the original amplifier thanks to the included Plug & Play connection cable and a custom-fit mounting plate. Depending on the input signal, the Dynamic Bass Enhancement gains the lower frequency range and varies the cut-off frequency of the subsonic filter. . A center speaker may limit the spatial reproduction of the music additionally. Other trademarks and trade names are those of their respective owners.. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. With the ClarityXpander Audiotec Fischer is now offering the right tool. It is possible to either modify the turn-off time of 60 sec. Right front high-level input (+) Any product which has the serial number removed, detached or defaced. Pre-sales advice was quite helpful. The installation is done in the blink of an eye at the mounting position of the original amplifier thanks to the included Plug & Play connection cable and a custom-fit mounting plate. The Power Save Mode is incorporated in the basic setup. They unite innovative technology, extensive functionality and best sound with a very attractive price to performance ratio. Left front speaker output (-)18. 7-channel Plug & Play upgrade amplifier with integrated 8-channel 64 Bit DSP for BMW HiFi sound systems (option 676), Simple installation at the original mounting place via included Plug & Play connection cable and mounting plate. Needless to say that the M FOUR is equipped with a bunch of intelligent attributes like start-stop capability and our proprietary ADEP highlevel input so that it easily deals with all installation challenges of modern cars. Other cookies, which increase the usability of this website, serve for direct advertising or simplify interaction with other websites and social networks, will only be used with your consent. If you do experience a problem, your first point of contact should always be SOUNDTECH customer service. This is where Audiotec Fischers new StageXpander comes into play a sound feature which seems to break the acoustic limitations and thus allows to create a way broader stereo base without negatively affecting the precision of the localization of voices or instruments!The effect can be adjusted according to your personal preferences in four steps. Are these amps so expensive because they are that good or is it mostly because they are plug and play? The installation is done in the blink of an eye at the mounting position of the original amplifier thanks to the included Plug & Play connection cable and a custom-fit mounting plate. Thanks to the professional and user-friendly DSP PC-Tool software the configuration of the UP7BMW becomes straigthforward and intuitive. Please note that in many up-to-date cars with CAN or any other internal bus structures it may happen that the radio remains invisibly turned on for up to 45 min. Depending on the input signal, the Dynamic Bass Enhancement gains the lower frequency range and varies the cut-off frequency of the subsonic filter. Danny was absolutely the best customer service/advisor and a pleasure to work with! The tune file I use is attached. $1000 The "M package" for your BMW HiFi sound system (option 676) - The MATCH UP 7BMW is a revolutionary sound upgrade for those who desire significantly more power and dynamics, but also care about seamless integration into the vehicle. This feature was developed since many newer vehicles use a CAN or BUS system which may invisibly keep the factory radio on for up to 45 minutes after the vehicle has been turned off, thus, keeping the sound system active. or completely deactivate the Power Save Mode via the DSP PC-Tool software. Business days include Monday - Friday and exclude UPS holidays. I finally have my Match UP 7BMW installed in my otherwise-stock 676 Hi-Fi sound system. Read more from Crutchfield writer, Buck P. The MATCH UP 7BMW will reactivate the remote output within a second if a music signal is applied. Legal Note. Therefore, the disadvantages of a conventional center channel, such as an intrusive, small sound stage, are things of the past. 9. Location: Austin, Texas. This feature can be deactivated in the DSP PC-Tool software. Center channel output (-)28. In the case of common algorithms, the volume level of the center channel is only reduced by 6 dB (= half volume level). Therefore, the disadvantages of a conventional center channel, such as an intrusive, small sound stage, are things of the past. The DSP function is superb. The result is an unsurpassed efficiency which easily outperforms any conventional Class D amplifier. The installation is done in the blink of an eye at the mounting position of the original amplifier thanks to the included Plug & Play connection cable and a custom-fit mounting plate. MATCH Extension Card slot (MEC) for additional input / output modules like BluetoothAudio Streaming, High Resolution Audio Streaming via USB etc. CALIBER CD PLAYER WITH FM TUNER, USB/SD READER, AUX-INPUT & BLUETOOTH TECHNOLOGY, 5 x 65 / 130 Watts (Front / Rear / Center channels), 295 MHz (1.2 billion MAC operations/second), 10.5 - 16 Volts (max. This feature can be deactivated in the DSP PC-Tool software. In the case of common algorithms, the volume level of the center channel is only reduced by 6 dB (= half volume level). Depending on the speaker arrangement in the vehicle, a more or less wide stereo sound stage can be created on the front seats. General Installation Instructions For Match Components To Prevent Damage To The Unit And Possible Injury, Read This Manual Carefully And Follow All Installation Instructions. Once the Power Save Mode" is active the remote output and therefore the connected amplifiers will be turned off. Do you have a link to the one you bought? The UP 7BMW combines the advantages of a Class H technology with the principle of a class D amplifier. The extra treble-kick is not only available for the two front channels but also separately adjustable for the center channel. Start-Stop capability Crutchfield is a servicemark of Crutchfield Corporation. Compatible for all models with BMW HiFi sound system (option 676). The included adapter harness and mounting bracket allow the amplifier to be mounted in the factory amp location, utilizing the . SpeakerCompare simulates the sound of home and car speakers through your headphones. Of course, the UP 7BMW also offers a MATCH Extension Card slot (MEC slot) for additional input and output modules such as a BluetoothAudio Streaming module or a High Resolution audio USB sound card. Left rear high-level input (-)11. The MATCH UP 7BMW will reactivate the remote output within a second if a music signal is applied. It is possible to either modify the turn-off time of 60 sec. The switched power supply of the MATCH UP 7BMW assures a constant internal supply voltage even if the batterys voltage drops to 6 Volts during engine crank. +12 Volts, 21. I also used a few freeware audio spectrum analyzers on my iPhone to identify humps in response while playing pink noise tracks, since I didnt have enough gold pressed latinum to afford the mic after the dsp and earthquakes. Mitt was very diligent, and he gave excellent advice. An Auxiliary Input is also available via an optional MATCH Auxiliary Extension Card Slot (MEC slot) sold separately. MATCH UP 7BMW The "M package" for your BMW HiFi sound system (option 676) - The MATCH UP 7BMW is a revolutionary sound upgrade for those who desire significantly more power and dynamics, but also care about seamless integration into the vehicle. Finally the extensive audio features will offer a sound quality at its best. If not installed by SOUNDTECH, you must provide suitable proof of purchase for the product. During installation, I found out the connector need to be modify in order to fit the harness and bracket also need to modify too. We've watched turntables go in and out of style, but our love of hi-fidelity has never stopped. subwoofer amplifier, Easiest configuration via the intuitive DSP PC-Tool software. Thanks to the included Plug & Play connection cable and a custom-fit mounting plate, the installation can be completed in the blink of an eye at the original amplifier's . 3-channel or 2-channel configurations are possible as well, delivering up to 2 x 200 Watts RMS of clean and undistorted output power. In addition a comprehensive and stunningly practical feature set leaves nothing to be desired. The Warranty Period for Physical Goods purchased from SOUNDTECH is 12 months from the date of purchase. This gives you a more direct comparison of subtle voicing differences between speakers. To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. By varying the internal supply voltage depending on the amplifiers amplitude of the input signals, idle losses are significantly reduced, and overall efficiency is close to maximum at any time. . *** Plug and Play car audio installation ***- MATCH UP 7BMW DSP Amplifier - Audison 8\" under seat subwoofers 2 ohms- STEG 4\" coaxial rear speakersSpeakers for BMW: https://soundtech.shopping/collections/speakers-car-specific-bmwSubwoofers for BMW: https://soundtech.shopping/collections/subwoofers-type-bmwAmplifier: https://soundtech.shopping/products/match-up-7bmwAfter the installation was done, the sound tuning process starts which is the major part of having the car audio on a very high-quality level. Audiotec Fischers RealCenter allows a unique, broadened sound staging for both driver and co-driver at the same time! Purchase of products and/or services from SOUNDTECH: Our goods and services come with guarantees that cannot be excluded under the Australian Consumer Law. Right front speaker output (+) The included adapter harness and mounting bracket allow the amplifier to be mounted in the factory amp location, utilizing the existing amp wiring harness, and can even be hardwired in other BMWs where the adapter harness wont work. Last but not least installation will be a no-brainer due to the minimal dimensions. +12 Volts Home Car audio & video Car amplifiers Vehicle-specific amps & processors MATCH UP 7BMW MATCH UP 7BMW 7-channel car amplifier and digital signal processor for select BMW vehicles with HiFi sound system Item # 975UP7BMW Audiotec Fischer wants to help you put exceptional sound into your BMW. It allows to significantly reduce the power consumption of the UP 7BMW and potentially connected amplifiers once theres no input signal present for more than 60 seconds. Youll also need the receipt or proof of purchase. Pros: Plug & play install Cons: Expensive Holy crap!! By varying the internal supply voltage depending on the amplifiers amplitude of the input signals, idle losses are significantly reduced and overall efficiency is close to maximum at any time. Newer stereos can detect the presence of connected speakers, and when common amplifiers are connected, the radio will display failure messages with some features, such as fader function, being lost. Modern, factory-installed car radios incorporate sophisticated possibilities of diagnosing the connected speakers. Nevertheless, the UP7BMW amplifier is so flexible that it can easily be used for universal applications in BMW vehicles. Other cookies, which increase the comfort when using this website, are used for direct advertising or to facilitate interaction with other websites and social networks, are only set with your consent. Really improves the factory sound of my 2010 328i. Our Advisors have listened to most of the speakers we carry, and can help you make the best choice for your system. MATCH BMWUP7, MATCH BMW-FRT .2,MATCH upW8BMW-S. BMW stereo system upgrade: amp , speakers and under the seat subwoofers.Also how to install an amp speakers and woofers in a 2011-2019 BMW 3 Series F30Application guide link:https://www.audiotec-fischer.de/en/matchdatabase/adapterIndexPurchase and more info link:Match Full Package $1999https://breakersmobile.com/product/full-match-package-for-a-bmw-f30-3-series-2011-2019/Match UP7BMW amp $1099https://breakersstereoandperformance.com/product/match-up-7bmw-7-channel-car-amplifier-digital-signal-processor-for-select-bmw-w-hifi-sound-system/Match front stage, Match UPBMW-FRT.2 $349.95https://breakersstereoandperformance.com/product/match-up-c42-bmwfrt-2-4-2-way-component-speaker-system-designed-for-select-bmws/Match rear speakers UPx4BMW-FRT.1-2. In particular the latest generation of BMW car radios are equipped with additional monitoring functions so that failure messages and loss of specific features (e.g. Whose product is bimmertech rebranding do you think? Distortion is gone, bass is more present, highs are better. Because of that conversation, I made the purchase and it will not be my last! 57392 Schmallenberg 7-channel Plug & Play upgrade amplifier with integrated 8-channel 64 Bit DSP for BMW HiFi sound systems (option 676) Simple installation at the original mounting place via included Plug & Play connection cable and mounting plate. In equal volume mode, we've made the loudness of each speaker about the same. The MATCH UP 7BMW will reactivate the remote output within a second if a music signal is applied. The "M package" for your BMW HiFi sound system (option 676) The MATCH UP 7BMW is a revolutionary sound upgrade for those who desire significantly more power and dynamics, but also care about seamless integration into the vehicle. Outstanding sound due to latest DSP technology combined with a clever plug & play concept for easy installation - that's MATCH. SpeakerCompare gives you a sense of the sonic differences. Germany Power Save ModeThe Power Save Mode is incorporated in the basic setup. The effect can be adjusted according to your personal preferences in four steps. Share and save. SpeakerCompare tailors your listening experience to the exact headphones you have, so that what you hear is comparable to auditioning speakers side-by-side in person. Features. These cookies are used to make the shopping experience even more appealing, for example for the recognition of the visitor. Other trademarks and trade names are those of their respective owners.. We do not store credit card details nor have access to your credit card information. Right rear high-level input (-)14. Service performed by an unauthorised person, company, organisation or service agent. Manuals and User Guides for Audiotec Fischer Match UP 7BMW. Thanks to the professional and user-friendly DSP PC-Tool software V4 the configuration of the UP7BMW becomes straigthforward and intuitive. The "M package" for your BMW HiFi sound system (option 676) - The MATCH UP 7BMW is a revolutionary sound upgrade for those who desire significantly more power and dynamics, but also care about seamless integration into the vehicle. Start-Stop Capability:The switched power supply of the UP 7BMW assures a constant internal supply voltage even if the batterys voltage drops to 6 volts during engine cranking. Their is additional shipping costs to Alaska, Hawaii, and Puerto Rico. The result is an unsurpassed efficiency which easily outperforms any conventional Class D amplifier. They have a lifetime customer out of me. Augmented Bass ProcessingAudiotec Fischers proprietary Augmented Bass Processing, consisting of the two revolutionary sound features Dynamic Bass Enhancement and SubXpander, has been especially developed to dramatically improve the bass reproduction of OE subwoofers. Right front speaker output (-)17. The 5 sections of the DSP PC-Tool include the following: Class HD Technology:The UP 7BMW combines the efficiency of a Class H amplifier with the principle of a Class D amp. How does this new amp compare to the bimmertech amp? I should have the amp Wednesday and will review. You can also add a mono amp to it so you can add a boot sub. Sound is cleaner and doesnt distort as early. May 1, 2022 (Edited) If you have been looking at the Bavsound Revnant amp, I would suggest you check out the MatchUP 7BMW amp: MATCH UP 7BMW 7-channel Plug & Play upgrade amplifier with integrated 8-channel 64 Bit DSP for BMW HiFi sound systems www.audiotec-fischer.de Left rear speaker output (-)16. You can always contact us for any return questions at sales@soundtech.com.au. All rights reserved. Weve carefully chosen the components of this kit to ensure a crystal-clear listening experience. It allows to significantly reduce the power consumption of the UP 7BMW and potentially connected amplifiers once theres no input signal present for more than 60 seconds. All prices are in GBP. The installation is done in the blink of an eye at the mounting position of the original amplifier thanks to the included Plug & Play connection cable and a custom-fit mounting plate. Designed from latest Class D technology this tiny amp can easily control speakers with 1 Ohm impedance. Thanks! We have a 14-day return policy, which means you have14 days after receiving your item to request a return. Warranty Disclaimer. iTrader: ( 0) Match UP 7BMW Installed - thank you. 27. Im thinking of getting the 7. Please check the vehicle compatibility via theUpgrade-Finder. Small, efficient and uncompromisingly stable the M ONE is a highly compact monoblock for subwoofer applications. 2023 Audio Boffins Ltd. Sitemap. ALFA ROMEO (2016-2019) GIULIA/STELVIO CARPLAY & ANDROID AUTO with installation. When a signal is re-applied, the amplifier and remote outputs will reactivate within a second. Any product that has been determined to contain an excessive amount of dust, dirt or unreasonable environmental conditions. For free personalized advice, call 1-888-291-8923. The installation is done in the blink of an eye at the mounting position of the original amplifier thanks to the included Plug & Play connection cable and a custom-fit mounting plate. OMG - what a difference. Once the Power Save Mode is active the remote output and therefore the connected amplifiers will be turned off. It is simply fascinating which bass performance is suddenly possible.If you want an even lower and darker bass reproduction, the SubXpander can be additionally activated. 5 sec. We still believe that the gold standard for auditioning speakers is hearing them in your own environment thats why we offer a 60-day money-back guarantee. He truly is a subject matter expert - his assistance was invaluable. But won't it blow out the speakers as it is much more powerful than the stock amp? SpeakerCompare is protected by patents and patent applications owned by Crutchfield Corporation. Besides Audiotec Fischers proprietary Class HD technology and the cutting-edge 64 Bit DSP with tremendous processing power, new and high innovative DSP features such as Augmented Bass Processing, the StageXpander and the RealCenter function guarantee top-class listening pleasure. I drove to the store with my wife and I stayed in the car parked outside (not close from the store front door). Be the first to review MATCH UP 7BMW 7-channel car amplifier + digital signal processor for select BMW w/ HiFi sound system, 7-channel car amplifier with digital signal processing, designed to replace the factory amp in select BMWs with HiFi audio system, includes bracket and wiring adapter for installing amp in the factory amp location, front, rear, and center channels: 65 watts RMS x 5 at 4 ohms, subwoofer channels: 160 watts RMS x 2 at 2 ohms, DSP adjustments and settings made via computer (Windows only) or optional remote control, built-in Real Time Analyzer for tuning your system, inputs: 4 assignable speaker-level, 1 optical SPDIF, channel settings can be separate or linked together, 7-channel 64-bit 195 mHz digital processor, time alignment in 3.5 mm (0.0105 msec) increments, adjustable high- (20-20,480 Hz) and low-pass filters (20-300 Hz), selectable filter slopes (6, 12, 18, 24, 30, 36, 42 dB/octave), selectable filter characteristics (Butterworth, Bessel, Linkwitz, Chebyshev, and self-defined), adjustable in 11.25 increments on front, rear, and center channels, adjustable in 5.625 increments on sub channels, includes system connection harness, mounting bracket, and USB cable, Advanced Diagnostics Error Protection prevents factory receiver error messages, Power Save Mode turns amp off when theres no input signal, 8-gauge power and ground leads recommended when not using factory harness for power. The switched power supply of the MATCH UP 7BMW assures a constant internal supply voltage even if the batterys voltage drops to 6 Volts during engine crank. 3. UP7 or BimmerTech (both by Audiotech-Fischer): installation is very simple and sound quality is a real step up from the stock amplifier. Power Series mono sub amplifier 2,500 watts RMS x 1 at 2 ohms, 5-channel car/marine amplifier 75 watts RMS x 4 at 4 ohms + 600 watts RMS x 1 at 2 ohms, This review was collected as part of a promotion. Any product which has been adjusted, altered or modified. This seven-channel amplifier is designed specifically for BMW applications and includes a plug-and-play wiring harness and mounting plate to make the installation more efficient and reliable. Power Save Mode:The Power Save Mode will turn off the internal amplifier stages and the remote outputs when the input signal has dropped off for more than 60 seconds. 24. 7. This website uses cookies, which are necessary for the technical operation of the website and are always set. The result is a significantly more powerful and deeper bass response at low and medium volume levels without the risk of overloading the subwoofer neither mechanically nor electrically at high volume levels. In particular the latest generation of BMW car radios are equipped with additional monitoring functions so that failure messages and loss of specific features (e.g. The Match Up 7BMW is a revolutionary sound upgrade for those who desire significantly more power and dynamics, but also care about seamless integration into the vehicle. Match Extension Card Slot (MEC):There is an extension card slot for installing additional input cards. I know I am in good hands and will get exactly what I am ordering. Since 1974.SM. If your return is accepted, well send you instructions on how and where to send your package. All models with RAM modules are excluded (vehicles from 09/2019). Our "headphone guy" Jeff shares his knowledge with family and customers alike. This warranty is offered to the original purchaser only and is not transferable to subsequent purchasers. * MATCH UP 7BMW - Installation Options: Supply ONLY; For all BMW with HiFi sound system (Option 676) . NO THANKS, CONTINUE WITHOUT VEHICLE SEARCH. The MATCH UP 7BMW will reactivate . Fon: +49 (0)2972 - 97 880 Right subwoofer output (-)26. This thread has a ton of tune files for you to try: One further comment. Swap out your BMWs HiFi amp with this 7-channel Plug & Play upgrade amplifier with integrated 64 Bit DSP for BMW HiFi sound systems. If the supply voltage drops below 10.5 Volts for more than five seconds the amplifier goes to Protect mode (Status LED lights up red) in order to avoid any further discharge of the cars battery. It is simply fascinating which bass performance is suddenly possible with the original speaker systems. Get your shirt here www.dandfswag.comVisit Dean and Fernando's Tool drawer for a all your install tool needs https://www.dandftoo. In addition, for those who love a good light show, the logo has been illuminated for your viewing pleasure. Tarouba Plaza, Marabella, Trinidad & Tobago, Monday - Friday: 9am - 5pm Saturday: 9am - 1pm, 7-channel Plug & Play upgrade amplifier with integrated 8-channel 64 Bit DSP for BMW HiFi sound systems (option 676), Simple installation at the original mounting place via included Plug & Play connection cable and mounting plate, MATCH Extension Card slot (MEC) for additional input / output modules like Bluetooth, Revolutionary DSP features such as the Augmented Bass Processing which dynamically optimizes the bass response of the under-seat woofers, the StageXpander that significantly broadens the stereo perspective and the RealCenter function, which allows a perfectly focused sound staging for both driver and co-driver, Start-Stop capability down to 6V supply voltage, Optical input in SPDIF format with sampling rate between 12 and 96 kHz, Mono RCA output for the connection of an external amplifier e.g. 10. Automatic Digital Signal DetectionSwitching from analog input to the digital input is done automatically as soon as a signal is detected on the Optical Input. Switching from analog input to the digital input is done automatically as soon as a signal is detected on the Optical Input. But performance in the real world is affected by the acoustics of your car or home, your choice of amplification, and your source material. Is this comparable to the Bimmertech alphaone amp? 8. Be the first to review this product! 27. 5 sec. 2023 Breakers Stereo and Performance All Rights Reserved. Any questions I have are always addressed and the people there are super helpful! This feature can be deactivated in the DSP PC-Tool software and can be switched manually with an optional remote control. If your headphones aren't listed, we recommend using our Listening Kit. Dec 12, 2018 I have the amp. The Power Save Mode is incorporated in the basic setup. Thanks! If you have an Audiotec Fischer DSP device, like the MATCH UP7 DSP amplifier, you can use this WIFI CONTROL dongle to tune the DSP app wirelessly from your compatible Windows-run PC no USB cable necessary. 22 reviews View this product MATCH UP 7BMW Fyzal from Yonkers, NY on 4/21/2022 2010 BMW 3 Series Verified customer ( What's this?) Does it do anything with the active sound noises? The SOUNDTECH Pty Ltd warranty is in addition to the rights and remedies imposed by Australian Federal and State legislation and should not in any way be interpreted as excluding, restricting or modifying any Federal and State legislation. Makes a massive difference! fader function) quite often appear if a common amplifier will be hooked up - but not with the UP 7BMW.The new ADEP.3 circuit (Advanced Diagnostics Error Protection, 3rd Generation) avoids all these problems without loading the speaker outputs of the OE radio during high volumes unnecessarily. Is this comparable to the Bimmertech alphaone amp? If the supply voltage drops below 10.5 Volts for more than five seconds the amplifier goes to Protect mode (Status LED lights up red) in order to avoid any further discharge of the cars battery. New amp: is your F30 non-HK? Refunds We will notify you once weve received and inspected your return, and let you know if the refund was approved or not. The turn-off time can be changed or deactivated completely using the DSP PC-Tool software. It is simply fascinating which bass performance is suddenly possible.If you want an even lower and darker bass reproduction, the SubXpander can be additionally activated. Related Products. Depending on the speaker arrangement in the vehicle, a more or less wide stereo sound stage can be created on the front seats. Location: Finland. Note:The UP 7DSP can only accommodateoneextension card. 2. The UP 7BMW combines the advantages of a Class H technology with the principle of a class D amplifier. The result is a significantly more powerful and deeper bass response at low and medium volume levels without the risk of overloading the subwoofer neither mechanically nor electrically at high volume levels. Ned's best friend helps him evaluate frequencies only dogs can hear, On the job or on break, our Creative Department can't resist a good photo op. StageXpanderDepending on the speaker arrangement in the vehicle, a more or less wide stereo sound stage can be created on the front seats. Amplifier installation & accessories Specialized parts & hardware Match MEC BTHD-UP7 Match MEC BTHD-UP7 Extension card adds Bluetooth streaming to your UP 7BMW/DSP amp/processor Item # 975BTHDUP7 Do you use MATCH's UP 7BMW or 7DSP amp/processor in your BMW? Please check the vehicle compatibility via the Upgrade-Finder. Simple installation at the original mounting place via included Plug & Play connection cable and mounting plate MATCH Extension Card slot (MEC) for additional input / output modules like Bluetooth Audio Streaming, High Resolution Audio Streaming via USB etc. Also the woofers are louder. Its current capability makes the M ONE a perfect partner for 2 x 2 Ohms subwoofers, where both voice coils are connected in parallel. 2012-2015 BMW 3-Series and 4-Series Forum. Read more details about this product here. Audiotec Fischers RealCenter allows a unique, broadened sound staging for both driver and co-driver at the same time! Zero pressure sales is the main reason I purchased from Crutchfield. 1 x MATCH UPGRADE amplifier UP 7BMW1 x Plug & Play connection cable1 x Mounting plate & material1 x USB cable1 x Instruction manual, Audiotec Fischer GmbH 5 sec. Even better the center channel allows to activate an automatic and dynamic control so that music with loads of treble doesnt fatigue your hearing. The UP 7BMW combines the advantages of a Class H technology with the principle of a class D amplifier.
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