Adesso – Mouse Wireless Ergonomic M20B 6 Button up to 1600dpi PC/Mac – Black

Features:2.4 GHz Radio Frequency Wireless TechnologyWith 2.4 GHz RF wireless technology you can enjoy working at any angle and at a distance of up to 30 feet.Adjustable DPI SwitchQuickly and easily adjust DPI resolution (800/ 1200/ 1600) for a faster response with the convenient DPI Switch located at the top of your mouse.Ergonomic DesignThe iMouse M20 ergonomic design provides a comfortable grip and eliminates hand strain, while giving great cursor control.Battery-SavingUse the battery-saving on/off power switch on mouse base to extend battery life and reduce the need to change batteries.Internet Navigational ButtonsTwo Internet navigational buttons, back and forward, are conveniently located on the left side of mouse to provide you with Internet browser control with minimal hand movement.Product Descriptions:  Specifications:Interface: 2.4 GHz Radio Frequency Wireless TechnologyTracking Method: Optical SensorRange: Up to 30ft (10m)Adjustable DPI: 3 Levels (800, 1200, 1600) Features: DPI Switch, Scroll Wheel, Auto Sleep Mode, On/Off Power Switch, Connect Button & (2) Internet Navigation Buttons (Forward & Back)Hand Orientation: Right HandPower: (2) AAA BatteriesDimensions: 2.9 x 4.5 x 1.5? (74 x 115 x 38mm)Weight: 3.2 oz (91g)Certificates: FCC, CE, ROHS, IC,WERCSRequirements:Operating System: Windows® 8/ 7/ Vista/ XPConnectivity Interface: USB Port for mini 2.4 GHz wireless receiverIncludes:Adesso® iMouse™M20B Wireless Ergo MouseMini USB Wireless Receiver(2) AAA BatteriesQuick Start Guidedescription: 2.4G Wireless Optical Mouserange: 30 ft.connectivity:2.4Gsensor: opticalDPI: 800/1200/1600buttons: 6batteries: AAA*2Ergonomic Design : yesdimensions: 4.5×2.9×1.5″(115x74x38mm)