Feature: 1. Non‑contact proximity card password access control integrated machine, which is one of the most advanced single door controllers at present. 2. Three door opening methods, card, independent password, card+password, large user capacity, support up to 2000 users. 3. Adopts backlit keyboard, the key letters can be clearly seen at night without turning on the lights, convenient to use. 4. With doorbell interface, wired doorbell (NOT Included) can be connected, anti‑disassembly alarm function, the alarm will sound after illegal disassembly, high safety and reliability. 5. Support password modification by users, you can delete the card number after the card is lost, effectively eliminating potential security risks. 6. Built‑in American for Atmel microprocessor, strong anti‑interference ability, high safety and reliability, powerful function. 7. Built‑in card reader supports 125KHZ EM card, support for Wiegand 26 input/output. 8. Output short‑circuit protection, when the electric lock or alarm output is short‑circuited, automatically turned off output within 100 microseconds. 9. Easy to use and can be widely used in high‑end office buildings, residential quarters and other public places. Specification: Condition: 100% Brand New Item Type: WiFi Access Control Material: Metal Color: Silver+Black.Frequency: 125khz Storage Capacity: 2000 Users Working Voltage: 12-24V DC Working Current: <200mA Quiescent Current: <30mA Support Card: ID Card Card Reading Distance: Approx. 2-6cm/0.8-2.4in Relative Humidity: 10%-90% Working Temperature: -20°C-+60°C Storage Temperature: -20°C-+60°C Output Short Circuit Protection Time: Less Than 100us Electric Lock Output: ≤3A Door Opening Delay Time: 0-99 Seconds (Adjustable) Size: Approx. 120 x 58 x 22mm/4.7 x 2.3 x 0.87in Package List: 1 x 125KHz RFID Access Control1 x Connecting Cable1 x Installation Accessory Kit1 x Instruction