... , USB, UART, SPI, PCM interface Bluetooth Profiles: HFP, HSP, A2DP, AVRCP, SPP, bluetooth moudle spp WK-6B * Bluetooth Spec v2.0+EDR Compliant ... modes* Class 2 type Output Power* Full Speed Bluetooth Operation with Full Piconet Support* Bluetooth Profiles: HFP, HSP, A2DP, AVRCP, SPP, PBAP ...