M19 Earbuds TWS Earphone Touch Control Wireless Bluetooth 5.1 Headphones With Microphone With flashlight

4.Working voltage:3.1V~4.2V

5.Charging voltage:5V-1A

6.Battery capacity of the headset: 50MAH

7.Battery capacity of the storage box:2000MAH

8.Transmission distance:>10M

Specifications:

1.100% brand and new

2.Wireless bluetooth earphone

3.LED digital power display

4.Intelligente touch control without compression (playback/pause, answer/hang up, switch songs, adjust volume，summon voice assistant)

5.Bluetooth 5.1

6.Hifi sound quality

7.Can be used as ,power bank,flashlight

8.HD voice assistant

9.Light weight

10.Intelligent noise reduction

11.Comfortable and painless to ear, light weight, no pressure, no harm to the hearing ability

12.Waterproof and sweatproof, strong endurance