Buffalo Binaural headband headset Semi-sealed type black BSHSH07BK

Headset with noise-canceling microphone for clear sound transmission;Semi-sealed, binaural headband-type headset that reduces fatigue over long periods of time;Volume / Mute can be adjusted at hand;Compatible model: DOS/V (OADG specification) compatible PC with 3.5mm stereo mini plug (IN, OUT);or DOS/V (OADG specification) with a sound card with 3.5mm stereo mini plug (IN, OUT);Computer connection method:3.5mm stereo mini plugDriver unit (headphone part):φ40mm;Frequency range (headphone part): 20Hz to 20KHz sensitivity (headphone part): 112±4dB impedance (headphone part): 32Ω;Maximum input (headphone part): 100mW Directionality (microphone part): Bi-directional Frequency range (microphone part): 100Hz to 10KHz