Specifications:

Compatibility:Fully compatible with IBM/AT & PS/2.
Key Layout:107/108 ( English / Europe)
Key Switch:Membrane key switch with tactile feedback
keycaps type:Laser printing standard profile
Life cycle:10 millions stroke
Electronically Data:Input power: +5 v dc±10% low power consumption
Switch travel:3.5mm±0.5mm
Switch force:55gf±10gf
EMI:FCC class B, CE
Connector:keyboard:PS/2 or AT keyboard connector
Packing:20pcs/carton
Container load:10,000 pcs for 20 feet