Functional features:
1. The key frame adopts special PC / ABS transparent special engineering plastics
2. The button is made of zinc alloy, which is not easy to damage
3. The conductive rubber is made of natural silica gel, wear-resistant, corrosion-resistant and aging resistant
4. LED light transmission technology is adopted, which has strong definition and can be operated in the place with weak light
5. The normal transparent color of the button is blue, which can be customized according to the customer's requirements
6. The circuit board is made of epoxy double-sided board, and the contact gold finger is made of Metallization Technology, so the contact is reliable
7. The interface is USB, PS / 2 and XH
8. 4x4 design, 10 number keys, 6 function keys

User selection:
1. Color of chrome plated button: bright chrome, Shating Chrome
2. Color of zinc alloy key frame: bright chrome, Shating Chrome
3. The light is red, blue, yellow, white and other colors
4. In addition to telephone set, keyboard for other purposes can also be designed