1Noncontact proximity card password access control integrated machine, which is one of the most advanced single door controllers at present. 2Three door opening methods: card, password, card + password, large user capacity, can support up to 2000 users. 3Support independent password to open the door, users can modify the password by themselves. 4Support card number deletion function, use the keyboard to delete the card number, completely eliminate the potential safety hazard after the card is lost. 5Builtin American for Atmel microprocessor, strong antiinterference ability, high safety and reliability, powerful function. 6Antidismantling alarm, the alarm will sound after illegal disassembly, output shortcircuit protection, electric lock or alarm output will automatically turn off the output within 100 microseconds, safe to use. 7Uses a unique metal material, durable backlit metal keyboard, more convenient to operate at night. 8Easy to use and can be widely used in highend office buildings, residential quarters and other public places. 9Builtin card reader supports 125KHZ EM card, support for Wiegand 26 input/output. Conditon: 100% Brand NewItem Type: Keypad Access ControlMaterial: MetalColor: SilverFrequency: 125khzStorage Capacity: 2000 UsersWorking Voltage: 12-24V DCWorking Current: <200mAQuiescent Current: <30mASupport Card: ID CardCard Reading Distance: Approx. 2-6cm/0.8-2.4inRelative Humidity: 10%-90%Working Temperature: -20C-+60CStorage Temperature: -20C-+60COutput Short Circuit Protection Time: Less Than 100usElectric Lock Output: 3ADoor Opening Delay Time: 0-99 Seconds (Adjustable)Size: Approx. 140 x 58 x 25mm/5.5 x 2.3 x 0.98in 1 x RFID Access Control Machine1 x Connecting Cable1 x Installation Accessories Pack1 x Instruction