Silicon Rubber Keypad: Besides the Silicon rubber, it can be also combine with the difference material, PET, PC, TPU to complete the keypad. The structure includes the graphic / front layer, Circuit layer (PCB, FPCB…) and the rear & back side (adhesive or board) to combine with the mechanical part.
Silicon Rubber Keypad Features:
colors, Laser Etching, Light Pipes, Abrasion-resistant Coating, and Epoxy-capped,
Positive or Negative Printing, Glow-in the dark.