Air Conduction Non In-Ear Wireless Bluetooth Headset

Product information:
Color: black, yellow
Transmission range: 15 meters
Chip type: Jerry
Battery life: 4-8 hours
Function: waterproof, ultra-long life battery battery, call function
Material: PC ABS
Usage: Semi-in-ear
Horn type: 15mm high fidelity stereo speaker
Bluetooth version: 5.3
Charging time: 2H
Standby time: 300h
Music playback time: about 14h used with charging bin
Frequency range: 20-20kHz
Battery capacity: 70mAh
Waterproof level: IPX5
Bluetooth connection distance: 12m