1.Color: Black,White,Red

2.Bluetooth version: Bluetooth 4.2

3.Job scope: > 10 meters (disabled)

4.Standby time: > 150 hours

5.Life time: > 4~6 hours

6.Charging time: 1-2 hours

7.Support agreement: A2DP, AVRCP, HSP, HFP

8.Frequency response: 20 hz - 20 KHZ

Package:

1 x Bluetooth Earphones

1 x USB Charging Cable

1 x User Manual