keyboard Adesso ACK-595U USB Port 88/89 keys with embedded numeric keypad and 12 dedicated function

Features
? Designed for Windows
888/89 keys keyboard with embedded numeric keypad and 12
Dedicated function keys
? Fully function of 104/105 keys

Specification
? Compatibility: Windows 98 SE / ME / 2000 / XP / Vista / 7
? Key layout: 88/89 keys
? Travel distance: 3.0 0.3 mm
? Travel to peak: 1.0 0.2 mm
? Peak force: 50 10 gm
? Operating temperature: 0 to 55 ? C
? Storage temperature: -20 to 65 ? C
? Operating humidity: 10% to 95% RH
? Switch life: 5 million life cycles
? Electronic data: +5 VDC 5% 250 mA
? Dimension: 287 (L) x 143 (W) x 29 (H)
? Weight: 0.45 kg