1.Wire: TPE round wire
2.Version: Jerry AC7003F True stereo
3.Operating frequency: 20Hz ~ 20kHz
4.Transmission distance: > 10 meters
5.Battery capacity: 800mAh
6.Polymer lithium battery: voltage 3.7V, ordinary protection board
7.Charging interface: TYPE-C
8.Charging time: about 3 hours
9.Running time: about 100 hours
10.Talk time: about 100 hours
11.Ear shell: Aluminum alloy anodized ear shell + built-in magnet neck hanging material: silicone
12.Control box/battery box material: ABS
13.Charging port dust plug: TPE soft rubber