The ISL908 is a highly integrated Bluetooth 3.0+EDR stereo

module, designed for high data rate, short-range wireless communication in

the 2.4 GHz ISM band. With ISSC Bluetooth stack and profile, the ISSC

BM81SPK01 provides a low power and ultra-low cost Bluetooth 3.0+EDR

solution for wireless voice/audio applications.

Features
 Main Chip: ISSC IS1681S
 Bluetooth 3.0+EDR compliant
 Typical +2dBm Class 2 output power
 Receiver Sensitivity: GFSK typical -91dBm, π/4 PSK typical -92dBm,
8DPSK typical -84dBm
 Piconet and Scatter net support
 HCI UART interface
 CVSD, A-law, μ-law CODEC algorithms for voice applications
 SBC decode for Bluetooth audio streaming
 Build-in High performance stereo audio codec
 Cap-less/single end headphone driver
 Audio DAC: 94dB SNR
 Build in Max. 350mAH Li-ion battery charger
 HSP, HFP, A2DP, AVRCP profile support
 3V operating voltage
 ROM version: 32Kb EEPROM
 34 pins for DIP module, 35pins for SMT module (with additional 35th pin
antenna port for external antenna option)
 Size: 15mm x29mm
 Build-in PCB Antenna
 RoHS compliant