Product specification:

1.Bluetooth Verge: bluetooth V2.0 and connect V1.1and V1.2 index.  

2.Supports: Headset Profile,Handfree Profile.

3.Transmission power: Class2

4.Frequency: 2.4G

5.Transmission distance: 10M

6.Microphone sensitivity: [-45dB（0dB=1V/Pa,1KHz)]

  Basic performance

1.Weight: 9g

2.Talking time:4h

3.Standing time:80h

4.Charging Time: <2h

5.Charging current: 60mA

6.Charging voltage: 5V

7.Operating voltage: 3.3--4.2V

8.Charger power sourse: 110-240V

9.Ambient temperature: For the battery power and life expetancy ,please keep its temperature between 15°C and 25°C .

10.Aplicable model:Compatible with all brands of Bluetooth as hands-free cell phone use .With the bluetooth adapter,Voice chat online.

  Additional performance:

1.Battery: inner-set rechargeable Lithium battery

2.Wearing way:ear hook

3.Overall color:black/white; black   

4.Other features: compact disign，can be operated by one hand and use the technology of noice reduction and echo suppression.Sound quality is stil excelent any noisy environment.Use safely，low-E.

5.Product attachment:USB charger,instruction and ear-hang.