Metal Keypad 
 Applications: ATM Machines, CDM machine, ADM, automatic transfer machine, self-vending machines, self-service payment machines, self-ticketing hall, telecom and check the machine self-service information kiosks. 
 Panel Design: The import of printed stainless steel, non-stick oil, do not sweat, 
 Keyboard design: dust-proof, waterproof, anti-riot, anti-drilling, anti-leak, anti-***, tamper, 
 Supports 3DES and DES algorithms, support SAM card 
 Keyboard Interface: PS / 2 or USB optional 
 Mechanical Properties: Key life:> times 
 Key pressure :2-3N 
 Key trip: 0.45mm 
 Protection Level: IP65 (static) / IP54 (dynamic) 
 Button Font: laser engraving, high-intensity ink 
 Electrical properties: voltage: 5V DC ± 10% 
 Interface: PS / 2 & Serial (encryption) PS/2orUSB (general) 
 Efficacy: "0.5W (dynamic) <0.2W (static) 
 Key scalability: MTBF> 20,000 H MTTR <30min 
 Safety performance: keys, procedures, and self-destruction of sensitive data opened 
 Of adapting to the environment: Operating temperature: -50? C to +50? C 
 Relative humidity :30-90% RH 
 Storage temperature: -70? C +55? C 
 Relative Humidity: 20% -90% (non-condensing) 
 Atmospheric pressure :60-106Kpa 
 Assessment Certification: Bank Card Test, CE, FCC, and ROHS certification 
 Note: according to customer requirements to develop layout