... total3) Two tails, tail length: 110 mm, one with 5 wires and one with 6 wires4) Window size: 79*22 mm5) Material ... ), and the circuit layer is made of PET (polyester)6) 16 keys, key type: flat key, non-tactile7) Surface treatment: screen print ... be installed or not. Also can provide the membrane switches with special requirements, such as Shielding, Windows/Lens Coating, Embossing, Embedded ...