1. Keyframe using special PC / ABS plastic
2. Keys use flame-resistant ABS material with silver painting, which seems like metal material.
3. Conductive rubber made of natural silicone, corrosion resistance, Aging resistance
4. Circuit board using double-sided PCB (customized), contacts Gold-finger use of the gold process, the contact is more reliable
1. Buttons and text color according to customer requirements
2.Keyframe color according to customer requirements
3. With the exception of the telephone, the keyboard can also be designed for other purposes