1) Totally wireless freedom
2) 2.4GHz digital radio technology
3) The keyboard operation distance: above to 10m
4) Electronic data: +3V
5) Operating mode: <12mA @3V
6) Stand-by mode: <7mA @3V
7) Sleep mode: <1.5mA @3V
8) Compatibility: IBM AT, Windows98/2000/XP
9) Communication: USB
10) Dimensions: 438(L) x 143(W) x 15(H)mm
11) Keys High: 5.0mm
12) Keyboard N.W.: 320g
13) Layout: 104 keys + 18 keys multimedia
14) Keyboard color: orange, any color as required
15) Electronic data: +5V DC@250Ma
16) Total travel: 2mm-/+4

Packing:
Color box (retail packing)
20pcs/packing
Dimensions: 46 x 40 x 43cm
N.W.: 6.5kg
G.W.: 11.0kg

Certificate: CE & RoHS