... , SPI, PCM interface Bluetooth Profiles: HFP, HSP, A2DP, AVRCP, SPP, bluetooth moudle spp WK-6B * Bluetooth Spec v2.0+EDR Compliant CSR ... with Full Piconet Support* Bluetooth Profiles: HFP, HSP, A2DP, AVRCP, SPP, PBAP, OPP…etc.* Scatter net Support* 3.3V operation* Minimum ...