Plug&Play CT14 Micro 4.2 Amplifier bluetooth PCB Main Board For Idle Sound Box F

This product has dual 5W power amplifier circuit. It can not be used in addition to the power amplifier. F class power amplifier 5W+5W, high power output, over 8002 sound quality. It is suggested that a 3.7-5V lithium battery (the lithium battery needs a protective plate. ).

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