H150 Stereo Headset lets you enjoy crisp, clear internet calls and music from your PC. It’s versatile and adjustable, for computers that utilize separate 3.5 mm microphone-in and audio-out ports. Specs & Details Height: 200 mm Width: 245 mm Depth: 65 mm Weight: 0.08 Kg Cable length: 1.8 m Microphone Type: Bi-directional Input Impedance: 22 Ohms Sensitivity (headphone): 122 dB +/-3 dB Sensitivity (microphone): -44 dBV/Pa +/- 2.5 dB Frequency response (Headset): 20Hz-20KHz Frequency response (Microphone): 100Hz-6.5KHz Warranty Information: 1-Year Limited Hardware Warranty System Requirements Works with common calling applications across most platforms and operating systems. Analog connection with 3.5 mm audio in and audio out jacks. In the Box Stereo headset User documentation  

Read more less