H540 USB Computer Headset features plug-and-play connectivity so you can instantly enjoy music, movies, and calls in rich, digital stereo sound. On-ear controls and mute indicator light make it easy to see when the mic is muted.

Technical Specifications

Microphone Type: Bi-directional

Input Impedance: 20 Ohms

Sensitivity (headphone): 115 dB +/-3 dB

Sensitivity (microphone): -42 dBV/Pa +/- 3 dB

Frequency response (Headset): 20 Hz – 20 KHz

Frequency response (Microphone): 100 Hz – 16 KHz