Koss KPH14i Retro Side-Firing On-Head Headphones, in-Line Microphone, New Retro Look
- Frequency Response - 10-25,000 Hz and Impedance - 250 ohms.
- Dynamic element for extended frequency response.
- Closed leatherette ear cushion for maximum isolation and deep bass.
- Adjustable, vinyl-covered headband adapts to individual head size, Ultra durable for daily use.