IR Low-Profile Compact Size Wireless Keyboard w/Integrated Mouse Stick - Ideal for Set-Top-Box applications Features Designed for Windows Wireless input with built-in infrared technology Built-in pointing mouse for 8-direction cursor control 88/89 keys keyboard with embedded numeric keypad Fully functions compare to 104/105 keys Available in Ivory & Black color Transmitter Frequency: 38KHz / 56KHz Effective angle: Within 45 degree Distance: Up to 7 meters (23 feet) Use Force: Approximately 20g to 200g for pointing device Power: 3VDC (2) 1.5V AA batteries Battery: 400 hours with typical usage Receiver Keyboard Interface: USB compatible Power: 5V DC, 250mA max. connected to host computer LED Indicator: Num Lock, Caps, Scroll Lock, Power LED and Active LED Sensor: High performance & high EMS immunity Specifications Compatibility: IBM USB Key Layout: 88/89 keys Travel Distance: 3.0 +/- 0.3mm Travel to Peak: 1.0 +/- 0.3mm Peak Force: 50 +/- 10 gm Operating Temperature: 0 ~ 40 C Storage Temperature: -10 ~ 60 C Operating Humidity: 10% ~ 85% RH Switch Life: 5 million life cycles Electronic Data: Transmitter - 3VDC @ 15mA; Receiver - 5VDC @ 250mA Dimension: 338(L) x 167(W) x 28(H) mm Weight: 0.72 kg Agency approvals: FCC, CE, VCCI Availability: Usually ships the same business day Solidtek ACK-571 Compact-Size USB Wireless Keyboard with Built-in Pointing Device (Black & Ivory) ACK-571URegular price: $45.00Sale price: $29.75color: IvoryBlack(+1.00) 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 !