Features USB interface for easy and convenient Plug-and-Play 3 ACPI function keys: Power, Sleep, and Wake up Power and Time saving Soft-touch, silent and tactile feedback Highly reliable membrane contact technology Optional White or Black color Optional Multi-Language Keys: English / Russian / Germany (All multi-language versions are with both English keys & foreign language keys) Specifications Compatibility: USB Key layout: 104 keys Travel distance: 4.0 -/+ 0.5mm Travel to peak: 1.5 -/+ 0.5mm Peak force: 60 -/+ 15 gm Operating humidity: 10% to 95% RH Switch life: 10 million life cycles Electronic data: +5VDC -/+ 5% @ 100mA Dimension: 456(L) x 168(W) x 32(H) mm Weight: 0.72kg System Requirements Available USB port Microsoft Windows 98 / ME / 2000 / XP / Vista or above Availability: Usually ships the same business day Solidtek ACK-260UA 104-Key USB Keyboard (White & Black) with Multi-Language Support Options ACK-260UARegular price: $19.00Sale price: $9.00color: White-EnglishBlack-English(+1.00)Black-Russian(+2.00)Black-Germany(+2.00) 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) 1997-2011, PCTekOnline.com All rights reserved. Thank you for shopping at PCTekOnline.com ! Note: Our company will be temporally closed for one week from 02/18/12 - 02/25/12. Orders during this period will be processed on 02/27/12. We apologize for any inconvenience.