PAM8403 Mini Bluetooth audio digital power amplifier board PCB USB power supply

Description:

Bluetooth receives digital amplifiers

Audio input mode: Bluetooth audio reception

Amplifier output power: 2X3W (output connected speakers, can not be used to output to the amplifier)

Drive speaker impedance: 4 ~ 8 ohms

Power supply interface: Micro USB Block (charge cable connected to the computer USB rechargeable USB can supply 5V)

Output interface: 2.54 stitches from 4-pin