Headphones HARPER HB-508

Design: Liners
Description: Design: in-ear, device type: TWS wireless headphones, design features: for sports, microphone, acoustic design type: closed, operating time: 4 h
Additional Information: Type of batteries: own Li-Pol; Case included: yes; LED indicator: yes; Answer/End Call: Yes
Working hours: 4 h
Battery capacity: 40 mAh
Design features: For sports, 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
Fast charging: 1 hour
Bluetooth version: 5.0
Type of acoustic design: Closed
Wireless connection type: Bluetooth