Directivity: Omnidirectional This desktop microphone with its fashion design has been created to be used with multimedia, Impedance: Maximum 2.2 KO Sensitivity: -38 dB +/- 2 dB Work with Windows 95/98SE/ME/2000/XP and Mac OS. Product DescriptionDesktop Hi-Fi Microphone with MP3 Earphone. Its fashion design has been created to be used with multimedia, gaming, Internet and [...]