1、Made of high quality material for long time service and stability. 2、The entrance guard machine is divided into a receiver and a transmitter. The receiver is connected to the entrance guard power supply, and the transmitter is used for remote unlocking. 3、The doorbell is connected to the access control plane to facilitate visitors to call the host. 4、It can protect the safety of you and your family. 5、Opening method: card, password, card plus password. Features: Made of high quality material for long time service and stability. The entrance guard machine is divided into a receiver and a transmitter. The receiver is connected to the entrance guard power supply, and the transmitter is used for remote unlocking. The doorbell is connected to the access control plane to facilitate visitors to call the host. It can protect the safety of you and your family. Opening method: card, password, card plus password. Specifications: Condition: Brand New Color: Shown as Picture Material: Metal+ABS Password Access Control : Card Type: em-id card Frequency: 125kHz Reading Speed: <0.2s Card Reading Distance: 0-10 cm Input Voltage: DC 12 V Working Current: <100mA The Way to Open the Door: Card, Password, Card plus password Power Supply: Input Voltage: AC 110-240 V (global voltage) Input Frequency: 50~60Hz Output Voltage: DC 12 V/3 A Adjustable Lock Delay: 0-15S Electric Lock: Input Voltage: DC 12 V to 18 V Unlocking Current: 350 mA Quiescent Current: 25 mA Unlocking Time: Less Than 1S Unlock Type: Power on Unlock Product material: Cast Iron Lock Tongue Length: 23MM Surface Treatment: Brushed Plating Installation: Install inner, outer, right and left door universal locks, thickness 35mm~50mm, suitable for iron wood doors or wooden doors. Size: Shown as Picture Package List: 1 x Password Access Control Machine (there is an English manual and 3 port lines and a set of mounting screws) 1 x Power Supply (there is an English manual) 1 x Electric Lock (There is an English manual and a package of installation screws and three keys for a lock core.) 1 x Doorbell 1 x Remote Control (built-in one 12 V 23 A battery) 10 x Open Door User Card Keyfob