Ione Technology Inc.

	Trackball Device > Libra-90
	Features
	•	51 mm in diameter opto-mechanical trackball
	•	3 standard mouse buttons for control
	•	High reliable micro-switches
	•	Removable wrist rest pad
	•	PS/2 and USB available
	•	400 dpi
	System Requirements
	•	IBM or Compatible PC System
	•	Win Me/2000/XP/Vista/7
	Package Contents
	•	Trackball Mouse
	•	User's Manual