Audio-Technica ATH-AD700X Audiophile Open-Air Headphones Black

3 mm drivers reproduce clear treble and midrange. Connectivity Technology: Wired Bobbin-wound CCAW voice coils for superior power handling. Impedance: 38 ohms Sensitivity: 100 dB/mW Full open-air type headphones produce no sense of pressure on the ears, resulting in a completely natural sensation Lightweight aluminum honeycomb casing with excellent acoustic properties Self-adjusting 3D Wing Support provides a comfortable listening experience; total ear-fit design minimizes pressure. Maximum Input Power: 700 mW Frequency Response – 20 – 20, 000 Hz and Impedance – 45 ohms Connector Type: 3.5mm