USB headset MM-HSUSB17BK 1 piece

A USB headset with large, soft ear pads for a comfortable fit. This is a USB-connected headset that is less susceptible to computer noise. Since it connects to a USB port, it can be used with computers that have stereo mini speakers or that do not have a microphone jack. The 40mm speaker unit provides powerful music playback. Microphone mute and volume adjustment can be easily done with the hand switch. It features large soft ear pads that provide an excellent fit. Compatible with SKYPE, Windows Live Messenger, etc. <Headphone section> Format: Dynamic 40mm (stereo) Frequency range: 20Hz-20KHz Impedance: 32±5Ω Maximum input: 40mW <Microphone section> Type: Condenser type Directivity: No (total) directivity Frequency range: 10Hz to 10KHz Impedance: 2.2KΩ Input sensitivity: -50±3dB (common) Connector type: USB A connector (compatible with both USB 2.0 and 1.1) Compatible models and OS: Windows 7, VISTA, XP, MacOSX (10.0 and later), MacOS 9.2 to 9.2.2 Cable length: Approx. 2.1m