Audio B Plus Bluetooth Audio Receiver Module

If you want to build a simple Bluetooth based amplifier board, Audio B plus Bluetooth audio receiver can be a good choice for your project. This is a Bluetooth 4.0 stereo receiver board. It is based on CSR8635.

We have used 2x10 2mm space male breakout pins. You can integrate it to your project easily.

 Single-ended signal output with Audio amplifier

Single-ended signal output with headphone/small speakers

Differential signal output

Microphone input

How to use:

• Quick press S2 to switch to go the previous song, long press to reduce the volume.
• Quick press S3 to switch to the next song, long press to increase the volume.
• Press S1 to play or pause.
• If there is an audio output, MUTE pin will be high level, otherwise, will be low level.

Features:

• Bluetooth 4.0
• HFP V1.6
• HSP V1.2
• A2DP V1.2
• AVRCP v1.4
• Support for smartphone application(APPs)

Documents:

• How to change the BT name
• How to enable BT password
• Bluesuite2.5.0
• Dimensions