This module has three modes (control, music and bluetooth). The audio files can be saved on the U disk and on the TF card.
Its remote control allows you to control the audio output (volume down or up, music change, mode change).
- 5V micro USB supply
- USB audio
- U disk
- TF card
- IR remote
- AD key interface to connect external circuits
- Bluetooth decoder
- 3.5mm stereo output
- Left and right 3W channels handling speaker
- 2 3W amplifiers
- Supply voltage: 3.7-5VDC
- Signal / noise ratio (SNR): 90 dB
- Harmonic distortion (THD + N): -70dB
- Interference (Crosstalk): -86dB
- Compatible profiles: A2DP / AVCTP / AVDTP / AVRCP / HFP
- Digital noise reduction (DNR): 91dB
- Loss of signal:> 15m
- PCB size: 4.6x4.0 cm / 1.81x1.57 "