Product Description
Model No: EA-BTM9238

Features:
a) Offers the convenience of the wireless Bluetooth 2.0 interface, 800DPI.
b) Delivers the accurate response of optical Technology.    
c) Features comfortable, ergonomic design.    
d) Navigates easily using four buttons and the scroll wheel.    
e) Works at distances of up to 10 meters(33ft).    
f) Install and operates easily.    
g) Includes bluetooth usb adapter that allows you to connect up to 7 bluetooth devices at once time.
h) Works with Windows 9X/ME/ 2000/XP/Vista  
IBM PC/AT Compatible, Power Macintosh  
j) 2 AAA battery
k) Comes with 1 year warranty.