Koss KSC35 Wireless Headphones

Design: Invoices
Description: Design: on-ear, device type: wireless headphones, design features: microphone, type of acoustic design: open, functions: volume control, operating time: 6 hours
Additional Information: Magnet material -NdFeB; battery type: own Li-Ion; reproducible frequency range from 15 Hz to 25 kHz; range: 10 m; case and neck strap/headband included
Functions: Volume control
Working hours: 6 h
Sensitivity: 101 dB
Design features: Microphone
Device type: Wireless headphones
Mount type: Ear mount
Max power: 100 mW
Maximum playback frequency: 25000 Hz
Minimum repeatable frequency: 15 Hz
Technology: Dynamic
Bluetooth version: 4.2
Type of acoustic design: Open
Wireless connection type: Bluetooth
Sensitivity options: DB/mW