Device Feature （装置特性）

。Full qualified Bluetooth system

• Bluetooth V2.1 specification compliant

• Supports 1&2 microphone mode

• Full speed Bluetooth operation with full piconet support

• DC 5V supply

• UART port

• RoHS compliant

• Using BCM20741 (Broadcom, ROM-Based Noise and Echo Reduction mono

headset IC )

• Fully support Bluetooth 2.1 +EDR solution (HSP 1.0, HFP 1.5 )

• ◊Bluetooth Enhanced Data Rate (EDR)

• ◊Adaptive frequency hopping (AFH)

• ◊Quality of service (Qos)

• ◊eSCO

• ◊Fast Connect

• Integrated high-quality 8-kHz audio codec

• Integrated SmartAudio(TM) 150 speech enhancement

• ◊Noise suppression

• ◊Echo suppression

• ◊Wind noise suppression

• ◊Automatic volume control

• ◊Support for digital microphones