Original part numberXM105G - 5901299926161Product nameExtreme XM105G Wireless Optical Mouse 3D | 2.4 GHz| 1000 DPI| 3D| - GREENProducerEsperanzaClass of productMouseMouse typeWirelessOpticalConnector typeWirelessMaximal resolution1000 -Number of buttons3Scroll1DPI switchNoLED backlightNoColourGreenAdditional features2 x AAAOperating systemWindows 98Windows 2000Windows MEWindows NTWindows VistaWindows 7/8UNIXMac OS 8.1 or higher (USB port)