Bluedio T-elf Wireless bluetooth headset TWS stereo microphone with Powerbank QCY The other two are responsible

The other two are responsible for switching the device on/off and resetting the results

and the light will automatically turn on when you open it

Capacity: 500 ml

You will also successfully use it

PG-9076 controller

Bluedio T-elf Wireless bluetooth headset TWS stereo microphone with Powerbank QCY The other two are responsibleFeatures: Brand: Bluedio Model: T elf Model: 2019 Color: Black, Red, Yellow Charging time: 1 2. 5 hours Time Music: 7: 00 Style: In Ear Communication: Wireless Cables: None Type wireless: Bluetooth Principle vokalizma: dynamic Control button: No Control Volume: Not Actively cancel noise: Not Function: For mobile phone, HiFi Headphones For ipod, sport Sensitivity: 110 2 db Range frequency response: 20 15000Hz Resistance: 32 Waterproof: No Supported