Key numbers: (US/UK/BR/JP)
Input power: 5Vdc, 50mA
Travel distance: 3.5 +/- 0.5mm
Peak load before make (normal key): 55 +/- 20g
Provides three ACPI power management keys: Power off, Sleep, Wake up
Stylish and contoured design
12 function keys

optical mouse,wireless mouse,mini mouse,

standard kekyboard,multimedia keyboard

2.0 speakers,2.1 speakers.