Headphones Koss HB500

Weight: 225 g
Design: Full size
Description: Design: over-ear, device type: wireless headphones
Additional Information: 1% distortion, infrared data transmission; Wireless transmitter: yes; Data transmission channel: infrared channel
Harmonic coefficient: 1 %
Device type: Wireless headphones
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Wireless connection type: Infrared channel