Features: 1.The non?contact proximity card metal password access control all?in?one machine is one of the most advanced single?door controllers at present. It has a built?in American Atmel microprocessor, which has strong anti?interference ability, high security and reliability, powerful functions and easy to use. 2.Uses a unique metal material design, and the durable backlit metal keyboard is more convenient to operate at night. It can be widely used in high?end office buildings, residential quarters and other public places. 3.Built?in card reader supports 125KHZ EM card, there are 3 ways to open the door: card, password, card+password, you can use the password to open the door, the user capacity is large, and can support up to 2000 users. 4.Wiegand 26 input/output supports output short?circuit protection. When the electric lock or alarm output is short?circuited, the output will be automatically turned off within 100 microseconds. 5.Support to reset the password, you can reset the password by yourself, and also support the deletion of the card number. When the card is lost, the card number can be deleted with the keyboard, which completely eliminates hidden safety hazards. The alarm will sound after illegal disassembly. Specification: Condition: 100% Brand New Item Type: Access Control Machine Material: Metal Color: As Pictures Shown Size: Approx. 140 x 58 x 25mm / 5.51 x 2.28 x 0.98in Frequency: 125khz Storage Capacity: 2000 Users Working Voltage: 12-24V DC Working Current: < 60mA Quiescent Current: < 30mA Support Card: ID Card Card Reading Distance: Approx. 3-6cm / 1.18-2.36in Relative Humidity: 10%-90% Working Temperature: -45C - +60C Storage Temperature: -20C - +60C Output Short Circuit Protection Time: Less Than 100us Electric Lock Output: 3A Door Opening Delay Time: 0-99 Seconds (Adjustable) PackageList: 1 x 125KHzRFIDAccess Control Machine 1 x Connection Cable 1 x Install Accessory Kit 1 x Manual