Specification Transmission Bluetooth compatible and Wireless 2 4GProduct Dimensions 122X85x49mmWeight 116gPower Supply Mode Lithium BatteryProgrammable Keys 8 keysMaximum Tracking Speed 30 inch s Resolution 600 1200 1600 3200Working Method Laser engineKeys Left Middle Right Forward Back Side WheelMicro Switch Crisp key feelAcceleration 10 g System requirements Windows XP Visa 7 8 10 or later for Mac Receiver ParametersSize 18x15x7mmWeight 2gInput Voltage 5VInput Current 30mAFeatures 1 The smart switch between Bluetooth compatible 3 0 4 0 and 2 4 GHz ensures stable wireless transmission with up to 10 meters range and 360° coverage You can also still use your desktop set regardless of USB port shortage or the loss of receiver 2 Switch among multiple connected devices in one click Connect to all your devices with the mouse It automatically pairs the working device connects to multiple devices and easily switches among them in a click of a button Multi tasking across devices has never been easier 3 Adjustable 600 3200 DPI laser sensor Precise down to the last pixel with the adjustable DPI sensor accuracy is no longer left to chance You can adapt the mouse in 4 levels 4 Additional convenience Mouse features all additional buttons you need for ultimate convenience You can control the fully adjustable DPI and navigate freely thanks to the extra buttons and side scroll wheel In addition the device switch button makes multitasking with this multi