Transmission range: 10 meters

Function: waterproof

Function: super long battery life

Battery life: more than 8 hours

Waterproof performance: IPX3

material: plastic

Headset battery capacity:230mAh
Charging time.
About 1.5h for the headset, about 2h for the charging case
Operating Frequency: 1.5h for earphones, 2h for charging case
2.402-2.480Ghz