Microsoft Keyboard-Mouse 2LF-00001 Desktop 800 Combo 1Pack Wireless USB English

Mouse and Keyboard FeaturesSecured Wireless Connection Microsoft 2.4 GHz wireless delivers a secured and reliable connection with up to 15-foot range.Battery Status Indicators Lights let you know when your batteries are running low.Mouse FeaturesMicrosoft Optical Technology 1000 dpi provides responsive cursor control.Snap-in Transceiver Stows conveniently under mouse for portability. Power switch turns the mouse on and off for up to 8 months of battery lifeDesigned for Comfort Comfortable in left or right hand.Scroll Wheel For faster on-screen navigationPower Switch Turns the mouse on and off.Longer Battery Life Up to 8 months of battery lifeKeyboard FeaturesEasy-Access Hot Keys Quickly access Calculator, volume controls, mute, and play/pause.Windows Start Button Simply press to launch your Start menu.Longer Battery Life Up to 15 months of battery life.Computer/Operating SystemRequires a PC that meets the requirements for and has installed one of these operating systems: Windows 7, Windows Vista, Windows XP.OthersUSB only 2 AAA and 2 AA alkaline batteries (included)Warranty1 year warranty with ASI , 3 years with Microsoft