Headphones Koss QZ50

Weight: 7.1 g
Design: Invoices
Description: Design: on-ear, device type: wired headphones, Active Noise Cancellation ANC, acoustic design type: open, operating time: 50 h
Additional Information: Battery type: AAA; Number of batteries: 1; Oxygen-free copper cord: yes
Harmonic coefficient: 0.3 %
Working hours: 50 h
Impedance: 32 ohm
Sensitivity: 98 dB
Device type: Wired headphones
Mount type: Occipital arch
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 30 Hz
Technology: Dynamic
Type of acoustic design: Open
Active Noise Canceling ANC: There is