specification:
System requirements：Windows95/98/2000/ME/XP/VISTA
Key layout: 85/86 Keys
Full travel:3.0±0.3mm
Peak travel：0.25±0.2mm
Button force:57±7g
Keystrokes life: over 8,000,000 times keys life
Size：345.4(L)X141.5(W)X26.6(H)mm
Weight：344+70=414g

Features:
With remote control (Can handle the replacement of the gamepad、Skype Phone combination)
VISTA MCE Multimedia function keys
2.4GHz radio frequency technology
Applicable to long-distance operator
Ergonomic desig
Built-in rechargeable lithium battery
Touch pad Mouse