Quick Details
Is wireless: Yes
Volume Control: Yes
Control Button: No
Battery Indicator: Digital Display
Style: In-ear
Communication: Wireless
Function: Noise Cancelling, Microphone, LED Display, Power Bank
Cord Length: wireless
Waterproof Standard: IPX-4
Active Noise-Cancellation: Yes

Usage: Earphone+Speaker+powerbank+phone holder
Charging time: 2 Hours
Music time: About 3~4hours
Battery capacity: 50mah/2000mah
Standby time: more than 400hours
Working distance: 10 meters