Bluetooth headset BW21 Borofone white

Weight: 40 g
Equipment: Headphones, charging case, charging case cable.
Design: Intracanal
Product color: White
Description: Design: in-ear, device type: TWS wireless headphones, Bluetooth headphones, design features: for children, for sports, microphone, detachable cable, case charging type: USB Type-C, micro USB, plug connector: US
Width: 40
Height: 30
Plug connector: USB Type-C
Functions: Voice assistant call, surround sound
Working hours: 4 h
Battery capacity: 125 mAh
Thickness: 25 mm
Standby time: 120 h
Talk Time: 4 h
Impedance: 32 ohm
Sensitivity: 90 dB
Included: USB Type-C cable, microUSB cable
Length of cable: 1m
Design features: Child's, sports, microphone, detachable cable
Charging time: 1 hour
Device type: TWS wireless earphones, Bluetooth earphones
Mount type: Without attachment, in the ear
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Number of microphones: 2
Fast charging: 40 min
IP protection class: IP10
Bluetooth version: 5.0
Membrane diameter: 10 mm
Type of acoustic design: Open
Supported codecs: AAC, LDAC
Wireless connection type: Bluetooth
Case charging time: 2 h
Charging case height: 40 mm
Charging case depth: 30 mm
Case battery capacity: 125 mAh
Case charging type: USB Type-C, micro USB
Charging Case Width: 40 mm
Weight of one earpiece: 20 g
Sensitivity options: DB/mW