This product uses Bluetooth 5.0 main control chip, JL6925A, 5.0 true stereo chip. good sound quality

Support automatic connection function, support WAV + APE + FLAC + MP3 lossless decoding, stereo output.

Power supply: 3.7-5V

SNR :90dB

THD+N:-70dB

Crosstalk: -86dB

DNR :91dB

Support Profile: A2DP/AVCTP/AVDTP/AVRCP/HFP

Size: 30mmx30mm

Product weight: 6 Grams

USB Power Supply: Universal 5V Micro USB Power Supply

3.7-5V power supply pad: carry out the modification of the external 3.7-5V lithium battery power supply

LED indicator: blue light in Bluetooth mode is on

3.5mm stereo audio interface: standard 3.5mm interface, output stereo sound source, can insert headphones, connect power amplifier and other equipment.

connect the power, the blue indicator light flashes, and enter the Bluetooth mode; When you hear the voice announcement "Bluetooth device is ready to pair", it means it enters Bluetooth mode and waits for pairing; After the mobile phone Bluetooth searches for "JH-BT", click connect. When you hear the voice announcement "Bluetooth device is successfully connected",

This means that the decoder board is successfully connected to the mobile phone, and the blue indicator light is on, music can be played, and the blue indicator light flashes.

1 x Bluetooth receiver board