Built in Bluetooth 5.0 low power chip, continuous use up to 8 hours.
Only 20g ultra light weight, ear around design, free to wear, no pressure.
Designed for children teenagers, ergonomic and stable to wear.
Titanium alloy flexible rear hanging, earphone surface covered with skin friendly coating, light, no deformation, anti bending.
Waterproof Grade: IPX5 - Sweat Resistant
Charging Time: about 90min
Working Time: about 8h at 60% volume
Color: Pink, Blue
Package inluded: 1*Earphone, 1*USB Cable, 1*User Manual