1.Bluetooth version: V5.0

2.Bluetooth chip: Jerry 6973

3.Play time: About 3.5 h (80% volume)

4.Standby time: 120h

5.Headphone capacity: 30mAh

6.Battery capacity:400mAh

7.Transmission distance: 15M

8.Color: White / blue / PINK / Green / yellow

9.Headphone size: 44.3*9.5*17mm

10.Charging compartment size:53*46.6*24.4mm

11.Packing list: headphone *2, charging compartment *1, USB charging cable *1, manual *1