1.Key frame uses special PC / ABS plastic.
2.Buttons are made of high quality zinc alloy, with a strong anti-destruction capability
3.With natural conductive silicone rubber -weather resistance, corrosion resistance, anti-aging.
4.Double side PCB with golden finger, resistance to oxidation.
1.Button color: bright chrome or matte chrome plating.
2.Key frame color according to customer requirements.
3. With alternative interface.
It is mainly for access control system, industrial telephone, vending machine, security system and some other public facilities.
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