Using some of the most advanced headphone technology around, the headphones Metro 77 keeps your music sounding clean and crystal clear. Ergonomically designed for a comfortable fit, the soft padding makes these headphones perfect for a long, peaceful listening session. The sound quality is deep and gorgeous, providing the listener with an extraordinary quality audio experience.

Specifications
Cable Length: 1.8m (6 feet).
Plug Type: 1x stereo jack 3.5mm (for audio and mic).
Adjustable Headphone Track and Omni Directional Microphone.
Membrane: 40mm Diameter (Headphone) / 6×5mm Diameter (Microphone).
Impedance: 32Ohm (Headphone) / 1 kOhm (Microphone).
Frequency Response: 20Hz-20,000Hz (Headphone) / 30Hz to 16,000Hz (Microphone).
Sensitivity: 105dB S.P.L at 1 KHz (Headphone) / -58dB±2dB (Microphone).