Manhattan Headset(164429) Stereo headphone with foam earpads Adjustable microphone and inline volume control for hands-free communication Easy to install with 3.5 mm stereo plugs Long cord easily reaches desktop and notebook computers and other devices Lifetime Warranty Frequency response: 20 Hz C 20 kHz Impedance: 32 Ohm Sensitivity: 100 dB SPL Input: 80 mW (maximum) Input connection: 3.5 mm stereo plug Easy to install with 3.5mm stereo plugs Long cord easily reaches desktop and notebook computers and other devices Stereo headphone with foam earpads Adjustable microphone and in-line volume control for hands-free communication