PAM8403 Bluetooth Verstärker Stereo Board Dual Channel 10W Für 18650 Batterie
Chip model: PAM8403. 1 x PAM8403 Bluetooth Amplifier Stereo Board Dual channel 10W For 18650 Battery (Not included battery ). Insert an SD card with song files in the SD card slot or a U disk with song files in the USB interface.