Sanag A9S Pro Air Conduction Bluetooth 5.1 HiFi Sports Earphone (Black) Filter-Fiber Optic Jumper Speaker ringer buzzer for Huawei

Speaker ringer buzzer for Huawei Honor 20S

Remote control distance: about 300m

the cable length is 1

Center wavelength: 850nm

can hold 13-15

Sanag A9S Pro Air Conduction Bluetooth 5.1 HiFi Sports Earphone (Black) Filter-Fiber Optic Jumper Speaker ringer buzzer for Huawei1. Bluetooth version: V5. 1 2. Transmission distance: 10 meters 2. Battery capacity: 170mAh 3. Frequency response range: 20Hz 20KHz 4. Charging input: DC5V 170mA 5. Charging time: 1. 5 hours 6. Impedance: 16 ohms 7. Aviation grade material, IP67 waterproof and dustproof 8. HiFi sound quality, intelligent noise reduction, 32G memory 9. 10,000 times of reciprocating test of high strength titanium alloy for the whole machine, arbitrary bending tension