6966 DIY Bluetooth 5.0 Audio Receiver Board Module Lossless MP3 Player Wireless Stereo Music Amplifier Module

Features B>
1. Using Bluetooth 5.0 main control chip, good transmission effect and high stability
2. With button control, there are music up and down control, volume addition and subtraction, play, pause, switch machine, etc. And high and low level control interfaces, regardless of daily use, and DIY modification, it is very very playable
3. Micro 5 pin interface power supply, you can use ordinary mobile phone charger charging cable.
4. Product Usage: Bluetooth audio signals from mobile phones, laptops and tablets can be transmitted to power amplifiers, active speakers and other devices through this Bluetooth audio receiver. The audio interface can also be connected to ordinary headphones with a 3.5mm interface. The headset becomes a Bluetooth headset (without a microphone, voice chat is not supported)

Specifications B>
1. Power interface: micro 5 pin (2.5mm soldering port reserved, this model does not support battery power supply)
2. Input voltage: 3.7V-5V
3. Signal to noise ratio: 90dB
4.THD+N: -70DB
5. Crosstalk: -86db
6. DNR: 91DB
7. Transmission protocol: A2DP / AVCTP / AVDTP / HFP
8. Transmission distance: about 10 meters (the shorter the distance, the better the stability)
9. Output interface: 3.5mm Stereo (reserved soldering points, you can DIY by yourself)
10 Size: 30mm x 30mm