Interface: USB/A/VINPUTS
Button life: More than 1000000times
Analytatic Degree: 800DPI/2500F/S
Compatible Operating System: Windows2000/me/xp/nt4.O
Description: The skype-optical mouse includes 18-ohm mini speaker and microphone. The mini speaker support maximum power output of 1W. The microphone captures sounds at 70Hz to 20DHz. The plug-and play skype-optical mouse comes with a USB 2.0interface. Superior sound quality, noise canceling technology filters out bacground noise.