Xiaomi Redmi Buds 4 white Headphones

Equipment: Headphones, Charging case, USB cable, Technical documentation
Design: Intracanal
Product color: White
Description: Battery type: Li-Ion; Range: 10 m; Battery type: own Li-Ion; Range: 10 m; Removable battery: yes; Answer/end conversation: yes; Repeat last number: yes; Support for r� profiles
Additional Information: 10 m
Plug connector: USB Type-C
Functions: Talk through transparency mode, volume control
Working hours: 6 h
Battery capacity: 490 mAh
Standby time: 30 h
Device type: Wireless tws earphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Number of microphones: 2
Fast charging: 1-2 hours
IP protection class: IP54
Bluetooth version: 5.2
Membrane diameter: 10 mm
Type of acoustic design: Closed
Supported codecs: AAC, SBC
Active Noise Canceling ANC: There is
Battery life in case: 30 h