The TDA7279 is a 15W + 15W Stereo dual bridge Amplifier. It is typically operated at 12V in portable battery powered audio applications like Radio, Bluetooth speakers etc.
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Bluetooth digital power amplifier board. Answer: The function of the power amplifier board is to amplify the signal. So as long as it is the power amplifier board, there will be noise. Can't be removed.
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1PCS TDA7297 Version Amplifier Board. -AC / DC, 2.0 / dual channel / stereo,12V/2A when using, the output power of 15W +15 W, peak up 25W +25 W. -High signal to noise ratio. -Can be accessed by two 4-8Ω 10-50W speakers.
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1pcs TDA7297SA TDA7297 7297 ZIP-15
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