Product description
3.7-5V Multifunction Bluetooth Receiver Audio Amplifier Board MP3 Decoder
1. Bluetooth specification: Bluetooth 2.1
2. Transmission power; Class 2
3. Transmission distance: about 10M
4. Supply voltage: DC/3.7V to 5V
7. Frequency response: 10-20000 (Hz)
1 Pcs Audio Amplifier Board