1.Bluetooth Profile:2.1+EDR, support hands free function

2.Material:ABS+PC

3.Effetive power:3W with diaphragm

4.Speaker:40mm 4Ω 3W

5.Frequency: 65Hz-20KHz

6.Support iOS, Android bluetoot device

7.SNR:86dB

8.Degree of distortion: 0.5% 1W 1KHz

9.Product size:61xH61mm

10.Battery capacity:Built-in 600mAh Li-poly

11.Bluetooth distance: 10meters

12.Working time: 6-8hours

13.Product net weight:148g 

14.Packing information: 50sets/ctns

15.Support TF card   

16.Connect computer via USB