Bluetooth Version: Bluetooth:V2.0+EDR Chipset: CSR Chip Support Profile: Headset,Handfree Profile Compatibility: most of bluetooth mobile phone Range of frequency: 2.4GHz-2.480GHz Power: Class2 Range: 10m
GDK-002 DC-Power specification
DC power: 100-240V working voltage: 3.7V Battery: built-in li-ion Charging time: 3H Talk time: Up to 4H Standby time: Up to 60H
