Headphones Koss BT190i

Design: Intracanal
Description: Design: in-ear, device type: wireless headphones, design features: moisture protection, for sports, microphone, functions: volume control, operating time: 4 hours
Additional Information: Battery type: own Li-Ion; Answer/end conversation: yes; Neck lace/headband: yes; Replaceable ear pads: yes
Functions: Volume control
Working hours: 4 h
Standby time: 80 h
Design features: Waterproof, sports, microphone
Device type: Wireless headphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Wireless connection type: Bluetooth