Item Descriptions:
-Add radio/network streaming functions to your current speakers, home amplifiers, home stereo systems or receivers.
-Bluetooth 5.0 audio receiver decoding module. Universal Micro USB 5V power supply. Also supports 3.7-5V power.
-3.5mm stereo audio interface standard 3.5mm interface, output stereo sound source, plug in headphones, connect amplifiers and other devices.
-With the basic functions of BT5.0 Audio, long-distance transmission, lossless sound quality, Bluetooth 5.0 is backward compatible with Bluetooth 4.2, 4.1, 4.0.
-Supports lossless music files playback - MP3, APE, FLAC, WAV. A2DP / AVCTP / AVDTP / HFP with USB power supply.

Package:
4x MP3 Audio bluetooth 5.0 receiver board

Item Specifications:
Size:3x3cm/ 1.18x1.18inch
Power supply:3.7V-5V
Total harmonic distortion + noise:-70db
Signal to noise ratio:91db
Crosstalk:-86DB
Support profile:A2DP/ AVCTP/ AVDTP/ HFP
LOS:> 5 m