Description

Built-in Broadcom Bluetooth hands-free special master chip.

Support voice dialing.

Answer and End a Call.

Reject a Call .

Redial the last number

Built-in Speaker & Microphone

"+" and "-" to adjust volume

DSP Technology

Full Duplex

Noise & Echo Suppression

Wind noise suppression

Bluetooth AFH support

Built-in Li-ion rechargeable battery

Low active and stand-by power consumption

Details 

Bluetooth Version 2.1+EDR
Frequency Range 2.4GHZ Spectrum
Connection distance 0~10M
Microphone effective range 0~ 1M
Charger Input Voltage DC 12V-24V
Li-Battery capability 220mAH
Standby Current 0.3mA
Standby time More than 15 days
Dimensions 81(L)*57(W)*28(H) mm
Weight 50g
Operating temperate negative 10 ~70 degrees
Storing temperate negative 20~80 degrees