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I found the amplifier to be a lot like the Fosi V3 - apart from the noted Stereo/Mono feature, which I have not made use of. The Chinese manufacturers are simply stating the power output of the chips from the chip specs of Texas Instruments. It's worth noting that this setup isn't perfect because the Aiyima A07 came with a 36V 6A DC adapter, while the BT20A Pro had a 32V 5A adapter. This feature can be quite advantageous for multi-zone audio setups, as you can control the volume for the 2nd zone using the BT20A Pro.
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Additionally make sure your User-Agent is not empty and is something unique and descriptive and try again. At the end of the day, if you need a power amplifier with a ridiculous amount of power, Bluetooth and RCA inputs, good EQ wheels, and with a solid build quality, and which looks very good in person, AIYIMA A07 PRO is an excellent choice and an amplifier I really enjoy a lot. Several configurations are possible with this feature: stereo mode, single mono mode and multi-device mono mode.Use TPA3255 Chip, digital audio amplifier BTL bridge max power output 300W x 2 channel design, THD less than 0. Can Upgrade Op Amp Chip: Adopts dual op amp chip,and the design of the op amp chip can be replaced,such as updated to OPA series, LM series, MUSES series, which can meet the needs of more audio enthusiasts. The mono capability would seem to me to be most useful to people with a medium sized listening space with medium to high efficiency speakers who want to use the 48v power supply option to get medium to loud volume levels. supports AAC, SBC, APTX, APTX-LL, APTX-HDInput channel: AUX (unbalance), XLR (balance), bluetoothInput Sensitivity: 1VrmsXLR maximum input level: 2.