Philips SPK7203/00 is a wireless mouse that supports plug and play, and after the USB connection, the computer will automatically detect the mouse, without driving or CD. It has a 2.4GHz wireless transmission that can reach up to 10m without obstacle operation distance. This mouse has multiple auto dormancy, unplugs the receiver or switch off, and the mouse quickly goes into deep dormancy. It features two gears DPI change: 1000-1600 (Default 1600).