Bluetooth hands-free module

          Bluetooth 3.0 EDR Wireless Speaker Module

Product Description

SR- BM81SPK02  

  The SR-BM81SPK02 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 the ISSC Bluetooth stack Bluetooth stack and profile, The SR-BM81SPK02 provides a low power and ultra-low cost Bluetooth 3.0+EDR solution for wireless voice/audio applications.

 Main features: 

• Main Chip: ISSC IS1681S

• Bluetooth 3.0 EDR compliant

• Max. +4dBm Class 2 output power

• Receiver Sensitivity: GFSK typical -90dBm, π/4 PSK typical -91dBm,

• 8DPSK typical -83dBm

• Piconet and Scatter net support

• HCI UART interface

• CVSD, A-law, ∝-law CODEC algorithms for voice applications

• SBC decode for Bluetooth audio streaming

• Build-in High performance stereo audio codec

• Microphone input and audio line-in support

• Build-in audio mux/gain control for line-in audio signal

• Cap-less/single end headphone driver

• Audio DAC: 94dB SNR

• Build in Max. 300mAH Li-ion battery charger

• HSP, HFP, A2DP, AVRCP profile support

• 3.3V operating voltage

• ROM version: 32Kb EEPROM

• 35 pins for DIP module, 36pins for SMT module (with additional 36th pin

• antenna port for external antenna option)

• Size: 15mm x29mm

• Build-in PCB Antenna

• RoHS compliant

Product Pictures

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