Logitech USB Headset H540 H540R 1 piece

Catalog number: H540R Features: ● Plug & play connectivity lets you instantly enjoy music, movies, and calls with rich digital stereo sound. ● On-ear controls and mute indicator light make it easy to see when the microphone is muted. Specifications: ● Width (mm): 180 ● Depth (mm): 215 ● Height (mm): 78 ● Color: Black ● Microphone type: Bidirectional ● Input impedance: 20Ω ● Headphone sensitivity: 115dB +/-3dB ● Microphone sensitivity: -42dBV/Pa +/- 3dB ● Headset frequency response: 20 Hz - 20 KHz ● Microphone frequency response: 100 Hz - 16 KHz ● Main unit dimensions (mm): 180mmx215mmx78 ● Warranty period: 2 years ● Cable length (cm): 180