Popis produktu: NetScroll 220 Laser Sleek desktop laser mouse Beautifully done in black polished finish, NetScroll 220 Laser is designed to enhance your daily working efficiency as well as providing a great match to your PC environment. Featuring with advanced precision laser technology, NetScroll 220 Laser delivers a much better tracking precision and quicker cursor movement response than regular optical mouse and furthermore in order to fulfill the requirement of high screen resolution for 1024x768 pixels and 600x 800 pixels, NetScroll 220 Laser even adds an unique dpi adjustment between 1600 and 800 dpi; giving you no worries for an upgraded hardware when needed. Thus, for an ideal mouse to surpass the regular optical mouse performance, NetScroll 220 Laser is the one you are not missing out on. Key features: Enlarged button delivers excellent finger comfort Offer three times more surface coverage than optical mouse Laser technology; more precision and better performance Interface support PS2 System support Windows Vista/XP x64/ XP/2000 Number of buttons Three (Left, Right, Middle button with wheel) Resolution (dpi) 1600 dpi laser engine MAC OS X 10.2.8+ Yes Laser sensor Yes Number of buttons 3 Scroll function Vertical Resolution (dpi) 1600/800