EL(coldlight) flexilble keyboard -Compatibility: IBM AT,Windows98/2000/XP -Communication: USB, PS/2 COMBO(USB+PS/2) port -Dimension(mm):350(L)x138(W)x12(H) -Layout: 85 keys -Electronic Data:+5V DC@250Ma -Total travel: 2mm±4 -Packing info:colour box