With microphone and charging case / vacuum / clear loud sound / REDMI AIR2

Design: Liners
Description: Design: earbuds, device type: wireless headphones, ANC Active Noise Canceling, design features: waterproof, for children, for sports, microphone, backlight, case charging type: USB Type-C, functions:
Functions: Surround sound, volume control
Working hours: 5 h
Battery capacity: 40 mAh
Standby time: 120 h
Talk Time: 4 h
Design features: Moisture protection, for children, for sports, microphone, backlight
Charging time: 1 hour
Device type: Wireless headphones
Mount type: Ear mount
Technology: Dynamic
Number of microphones: 2
Fast charging: 10 minutes of charging 40 minutes of work
IP protection class: IP21
Bluetooth version: 5.0
Wireless connection type: Bluetooth
Case charging time: 2 h
Charging case height: 23 mm
Case battery capacity: 300 mAh
Case charging type: USB Type-C
Charging Case Width: 55 mm
Active Noise Canceling ANC: There is
Battery life in case: 20 h
Battery capacity for one earphone: 40 mAh