1.Multimedia keyboard, PS/2, USB, U+P connector available.

2.Human engineering designing,comfortable hand feel
3.10 million times of key life
4.Speedy, portable network, multi-meida function
5.Comply with the standards of FCC & CE,support multi-language

Secifications
Key Pressure:55+/-1g
Travelling Distance of key:4.0+/-0.2mm
Power Consumption:Direct Current 5+/-0.5V,Max Current 300A
Operation Temperature:0~40 Degrees Centigrade
Operation Humidity:40~90%
Storage Temperature:-10~+50 Degrees Centigrade
Storage Humidity:Smaller than or Equal to 90
Interface:AT、PS2、USB、Optional.
Compatible with IBM PCs and all kinds of operation systems

packing information: 

SIZE: 44*47*29  G.W./N.W.: 16.5/15.5KGS/CTN  QTY: 100PCS/CTN