The Ultimate Vampire Resource and Directory

Features 800-dpi rsolution providing accuracy and precision in data transmission!
Two thumb buttons are easily accessible for any hand size.
5 buttons with a 130cm cable
Page Frontward/Backward function for fast control of Internet web pages.
Streamline design helps you work longer without discomfort so your lazy workers won't be whining and complaining about carpul tunnel syndrome... the slackers!
USB cable, without the need for a pesky software driver, features true plug-and-play with hot swap connectivity for genuine ease of use.

System requirements
USB Port
IBM PC compatible
Windows ME, 2000, or XP operating system.
Macintosh compatible: Macintosh OS 8.6-9.X/Mac OS X10.1.2 or betta!