Koss Headphone UR23i Over Ear One Touch Mic Black

KOSS Headphones UR23i Over Ear One Touch Mic
Strong, light, durable construction
One-touch microphone and remote control
D-profile shape for superior sound and comfort
1.2 m cord
Full-coverage headphone with low weight and robust construction. With the natural "D-profile" that mimics the shape of the ear with asymmetrical foam, which gradually increases the density to balance the pressure around the ear. This results in a perfect acoustic seal and a balanced comfort. With a microphone on the cable that you control at the touch of a button.

Technical specification:
Frequency range: 20 - 20,000 Hz
Cable length: 1.2 m (dual)
Contact: 3.5 mm
Sensitivity: 94 dB SPL
Impedance: 34 Ohm