3pcs Wireless Audio Power Amplifier bluetooth 4.0 Audio Receiver Module For DIY Modified Speaker

Instruction Click here to openDescription The module has stereo output simple built in bluetooth antenna structure 5V power supply voltage and bluetooth connection function is added to active speaker The 7PIN output interface is 2 54 through holes and the 7PIN output interface is power supply ground left channel right channel mute LED status indication reserved port Among them the state port of the LED is connected with a 100 ohm resistance series LED indicating that it is connected to the ground When bluetooth is not connected it is flash When bluetooth is connected successfully it is slow flash Volume 30 x 20 x 3 mm Package included 3 x bluetooth Audio Receiver Module3 x LED3 x Resistor6 x Capacitance