Specifications

Standard	Compliant with Bluetooth specification v1.1 / v1.2

Chipset	BlueCore2-Audio single chipset

Profiles Supported	Bluetooth Headset & Hands-free profiles

Radio Frequency	2402 MHz ~2480 MHz

Transmitter Power	Class 2 (max 4dBm)

Transmission Range	Up to 10 meters

Receiver Sensitivity	-78 dBm

Charger Power Supply	5VDC / 200 mA

Temperature	Operating: -20º C–60º C; Storage: -20º C–60º C; Charging: 0º C–45º C

Operation Voltage	3.7V

Rechargeable Battery	120mAh lithium polymer battery

Charging Time	1.5–2 hours

Talk Time	HV1: Over 4 hours; HV3: Over 7 hours

Standby Time	More than 1 week

Dimension	2.4 (L) x 0.7 (W) x 0.4 in. (H) (60 x 18 x 11mm)

Weight	0.37 oz. (10.6g) (not including charging base)