6966 Bluetooth 5.0 Audio Receiver Module 3.7-5V Wireless Stereo Music Decoding Amplifier Board - Black

The Bluetooth audio signals of mobile phones, laptops, and tablets can be received through this Bluetooth receiver module to the stereo amplifier output. The audio interface can also be connected to ordinary headphones with a 3.5mm interface, and ordinary headphones can be turned into Bluetooth headphones (Without microphone, voice chat is not supported).

• The PCB board reserves 2 control ports, one is to output high level first and then output low level when power on or pause, the other is to output low level first and then output high level when power on or pause, this is for professional users to use external power amplifier for DIY, and ordinary users do not need to use it
• Using Bluetooth 5.0 main control chip, good transmission effect and high stability
• With button control, there are control up and down music, volume addition and subtraction, playback, pause, switch machine, etc., and reserved high and low level control interfaces, regardless of daily use, and DIY modification, it is very playable
• It is powered by the micro 5-pin interface, and can be used with ordinary mobile phone charger charging cables

Specification:

• Product size: 30mm*30mm
• Bluetooth version: V5.0
• Product weight: 6g
• Power interface: micro 5-pin (reserved 2.5mm welding port, this model does not support battery power supply)
• Input voltage: 3.7V-5V
• Signal to noise ratio: 90DB
• THD+N: -70DB
• Crosstalk: -86db
• DNR: 91db
• Transmission protocol: A2DP/AVCTP/AVDTP/HFP
• Transmission distance: about 10 meters (the shorter the distance, the better the stability)
• Output interface: 3.5mm stereo (reserved welding point, you can DIY by yourself)