1、Door opening methods include: mobile phone APP, password, card unclock and combination of password and card unclock to open the door. Can be connected to the wired doorbell(not includ wired doorbell). 2、This access control machine is a non‑contact proximity card password access control all‑in‑one machine, which is one of the single door controllers at present. 3、The material adopts a unique design, equipped with a durable backlit key board, built‑in American for Atmel microprocessor, built‑in card reader supports 13.56MHZ MF card, large capacity for 2000 users. 4、It can be used in high‑end office buildings, residential quarters and other public places, with strong anti‑interference ability, high safety and reliability, powerful functions, convenient and fast. 5、It is a multifunctional machine, WG26/34 output and input, equipped with a luminous keyboard, touch buttons, more convenient operation at night, and more flexible use. 6、The access control has an independent password, and the user can also modify the password by himself. After the card is lost, the card number can be deleted by the keyboard to eliminate security risks. Item Type: Access Control Material: ABS Size : Approx. 115 x 75 x 17mm/4.5 x 3.0 x 0.7in Frequency: 13.56MHZ Storage Capacity: 2000 Users Operating Current: < 200mA Static Current: < 30mA Support Card: IC card Card Reading Distance: Approx. 2 - 6cm/0.8 - 2.4in Relative Humidity: 10% - 90% Ambient Temperature: -40℃ - +60℃ Electrical Lock Output: ≤3A Door Opening Delay Time: 0 - 99 Seconds (adjustable) How to Use: Mobile phone download APP for "TuyaSmart ", mobile phone and access control machine connected to the same WIFI, using the mobile phone can control the access control machine. 1 x Access Control Machine 1 x Installation Screw Package 1 x Connection Cable 1 x Manual