Headphones & Earphones

Sennheiser HMD 27 Sennheiser HMD 27, Listening-Speaking Combination Headset, Wired (cable not included!), Circumaural, Closed back, Dynamic, Headphone frequency range: 4 Hz - 21,000 Hz, Impedance: 64 ohm, Sound pressure level: 102 dB SPL @ 1000 Hz, 1 mW, Built-in... Sennheiser HMD 27