ADESSO ACK-573PB WIRELESS 88-KEY MINI TRACKBALL KEYBOARD BLACK PS2

ACK-573PB is especially designed for Windows, it has built-in trackball for mouse emulation, wireless input with built-in infrared technology, 88/89 keys keyboard with embedded numeric keypad and 12 dedicated function keys, and Fully function of 104/105 keys.

Features:
• Designed for Windows
• Built-in trackball for mouse emulation
• Wireless input with built-in infrared technology
• 88/89 keys keyboard with embedded numeric keypad and 12 dedicated function keys
• Fully function of 104/105 keys

Transmitter:
• Frequency: 38Khz
• Effective angle: Within 45 degrees
• Distance: 7 meters
• Power: 3VDC(2) 1.5V AA batteries
• Battery: 400 hours with typical usage

Receiver:
• Keyboard interface: IBM AT, PS/2 compatible
• Power: 5V DC, 300mA max. connected to host computer
• LED indicator: Num Lock, Caps, Scroll Lock, Power LED and active LED
• Sensor: High performance and high EMS immunity

Trackball:
• Resolution: 200 DPI (X, Y Axis)
• Signal output: Shift Sin wave (X, Y Axis)
• Phase shift: 90 + 45 degrees
• Tracking speed: 250mm/sec

Technical Information:
• Compatibility: IBM AT, PS/2, DOSV
• Key layout: 88/89 keys
• Operating temperature: 0 to 40 degrees Celsius
• Storage temperature: -10 to 60 degrees Celsius
• Operating humidity: 10% to 85% RH
• Switch life: 5 million life cycles
• Electronic data: Transmitter -- 3VDC 15mA; Receiver - 5VCD250mA
• Dimension : 13.3"(L) x 6.8"(W) x 1.3"(H)