Headset Xiaomi Redmi Buds 4 Active m2232e1/bhr6992gl.

Design: Intracanal
Product color: Black
Description: Design: in-ear, device type: wireless TWS headphones, ANC active noise reduction system, design features: moisture protection, for children, for sports, microphone, charging case type: USB Type-C, acoustic type
Width: 300
Height: 300
Working hours: 5 h
Impedance: 32 ohm
Sensitivity: 104 dB
Design features: Moisture protection, for children, for sports, microphone
Device type: Wireless tws earphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
IP protection class: IPX4
Bluetooth version: 5.3
Membrane diameter: 12 mm
Type of acoustic design: Closed
Supported codecs: SBC
Case charging time: 2 h
Case battery capacity: 440 mAh
Case charging type: USB Type-C
Active Noise Canceling ANC: There is