1.3DES Encryption pin pad 2.Antivandal 3.Waterproof 4.Dustproof 1 ,import high- ... keys can colorful 3 , DES/3DES encryption options, key will self-destruct when opend, you can choose USB or RS232 interface ... 50 ~ 110 kPa Applications: Bank self-service terminals Mobile, telecommunications, tax, self-service terminals Public information self-service terminals Automatic Quancun equipment, automatic ...