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: DC12V/3A Adjustable Lock Delay: 0-15S Two-wire Electric Lock: Input Voltage: DC 12 V Working Current: 900mA Material: Aluminum Alloy Coil Type: Ultra Low Temperature Coil Lock Tongue Strength: Compression 800KG Safety Type: Power off Unlock Applicable Environment: -10  ℃ to 55  ℃ Scope of application: Any framed door, no framed glass door needs to be equipped with bracket Keyfobs (10): Working Frequency: 125kHz Card Reading Distance: 3-10 cm/1.18-3.94 in Each Keyob has a unique ID number Size: Shown as Picture Package List: 1x Password Access Control Machine (there is an English manual and 3 port lines and a set of mounting screws) 1x Power Supply (there is an English manual) 1x Two-wire Electric Lock (with an English instruction and a package of installation screws and two piece of iron) 1x Doorbell 1x Remote Control (built-in one 12V23A battery) 10x Open Door User Card Keyfobs