Motorcycle Helmet Bluetooth Headset Ultra-long Life Battery HD Sound Quality

Product information:
Product Size: 85mm **35mm
Standby time: .18 months
Playing time: about 32H.
Waterproof grade: .| PX6
Transmission Distance: 20m (no obstacles)
Battery capacity: 1000mAh
Charging time: about 2.5H
Call duration: 30 hours of continuous calls
Bluetooth version: Bluetooth 5.3