BK3221 Bluetooth Module

BK3221 Bluetooth Module is an intelligent wireless audio data transfer product. It is a low-cost and cost-effective stereo wireless transmission solution. It uses a driverless method. Customers simply need to connect the module to the application product to quickly realize wireless transmission of music, supporting simple data transfer functions.

 

Model: BK3221

Bluetooth V2.1

Supply voltage : DC3.3

Support Bluetooth protocol HFPV1.5, A2DPV1.2, AVRCPV1.0

Operating current : ≤ 60mA

Standby current: <500uA

Temperature Range: -40 ℃ to + 85 ℃

Wireless transmission range of more than 10 meters

Transmit power: CLASS2,3dbm

Sensitivity: -80Khz <0.1% BER

External interface: 2C, SPI and UART

Audio features: SBC decoding

Audio signal-to-noise ratio: ≥ 60dB

Module size: 25x13.5x1.8mm