description:...it can be used at 360° efficiently without any obstacle. The receiver can be stored underneath the mouse for easy transport.Ergo 720 features an ergonomic shape and a 4D scrolling function. The ergonomic design fits comfortably in your hand
features:- Wireless: works at full 360° efficiently- advanced high precision 1000dpi optical sensor- low power technology- 4D scrolling for up, down, left and right for browsing- ergonomic design fits comfortably- mini receiver easy to be stored- port: USBsystem requirements:- PC Pentium 233 compatible or higher- Windows 2000/2003/XP/XP x64 & Vista or MAC OS X or later- available USB port- CD/DVD-ROM drive for software installationpackage content:- mouse Ergo 720- mini dongle receiver- one AA battery- CD with driver- user’s guidespecifications:- interface support: USB- number of button: 3 + 4D scrolling wheel- resolution: 1000 dpi optical sensor- batteries: AA x1- RF frequency: 27MHzsystem support:- Windows 2000/2003/XP/XP x64 & Vista- MAC OS X or later- dimension: 95x60x40 mm- gift box size: 160x57x210 mm