Ce 3x4 zinc alloy metal keypad
1.metal button and plastic frame
2.conductive rubber
3.resin PCB

main features
1.special engineering plastic frame
2.zinc alloy chromed keys,vandal resistant
3.conductive rubber made of nature silicone
4.waterproof corrosion resistance,ageing resistance
5.double-sided board,good for contact of goldfinger
6.epoxy resin gilding PCB

technical parameters 1.force 160-180 grams,nimble dial-up
2.contact resistance <; 100
3.service life ≥ 500 thousand

customer choice
1.button chrome-plated colors:polished or sandblasted chrome
2.color of the frame:polished or sandblasted
3.other usage keypad is available besides using for telephone
4.access control,digital look system,cabinet security etc

package
1.packing:80pcs/ctn
2.carton demension: 420*350*115mm