... proximity communication PSK and encrypt professional proximity card to check ID This access control system features: 1. Card Holders: 10000 ... 6. LCD Panel: 4 line, 16 character each line(User name, ID number, time, date, states) 7. Keypad: 4*4 metal keypad with 4 function keys 8 ... 0°C-45°C Operating Humidity: 20%-80% 11. Standard: ID card, Wire doorbell, Wiegand OUT 12. Optional: HID/Mifare card ...