Defender Twins 639 Wireless Headphones

Weight: 90 g
Design: Intracanal
Description: Design: in-ear, device type: TWS wireless headphones, design features: microphone, case charging type: micro USB, plug connector: microUSB, type of acoustic design: closed, functions: adjustment
Additional Information: The ability to use the charging case as an external battery for other devices; Range: 10 m; Case included: yes; LED indicator: yes; Work profile support: A2DP, AVRCP, HFP Hands-free, Headset
Plug connector: microUSB
Functions: Volume control
Working hours: 4 h
Impedance: 32 ohm
Sensitivity: 100 dB
Design features: Microphone
Charging time: 1 hour
Device type: Wireless tws earphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Bluetooth version: 5.0
Membrane diameter: 6 mm
Type of acoustic design: Closed
Supported codecs: SBC
Wireless connection type: Bluetooth
Case charging time: 6 h
Charging case height: 30 mm
Charging case depth: 45 mm
Case battery capacity: 2000 mAh
Case charging type: micro USB
Charging Case Width: 70 mm
Battery capacity for one earphone: 50 mAh