Feature:

Bluetooth Specification Version 1.2 Class 2 (10m coverage)
Support Bluetooth Headset, Handsfree, A2DP and AVRCP Profiles
Frequency Response: 20Hz- 20KHz
Music Playing Time: 6 hours
Standby Time: 150 hours
Nominal Charging Time: Within 3 hours
Frequency: 2.402-2.480GHz GFSK
Sensitivity: <0.1% BER at -80dBm
RF Output Power: -6dBm to 4dBm
Operating temperature: -10’C to +55’C
Power consumption: 30-40mAh
Battery: 3.7V 200mA Rechargeable Li-Polymer
Power: Input AC 100-240V, output DC 5V 500mA-1A, mini USB plug
Dimensions: Dia 40mm, folded: 126mm x 70mm x 40mm
Weight: 40 gram (including battery)

Package Includes:

1x Bluetooth headset
1x Charger
1x USB data line
1x  English Manual
2x  Earplug