Feel the comfort of Microsoft Mouse. Its raised back fits the palm of your hand, and its side is curved - easy to hold, whether you're right-handed or left-handed. Mouse 2.1A PS/2 compatible 2 Buttons: Left & Right Compatible with microsoft Windows 95, 98, Me, NT 4.0, 2000 and XP One year limited warranty /OEM bulk package (Mouse only) Availability: Usually ships the same business day. MS-X03-68761Regular price: $12.00Sale price: $3.50, 10/$25.00 Secure On-Line Ordering Site Tel: (888) 860-4416 Fax: (732) 416-8788 sales@pctekonline.com Business hours are from 10:30am to 7:00pm EST Monday to Friday 3 Kellogg Court Suite 11 Edison NJ 08817 Copyright (C) 1997-2007, PCTekOnline.com All rights reserved. Thank you for shopping at PCTekOnline.com!