Features: The Access Control System enables to remotely control the access to your building, a great way to enhance security significantly. The Access Controller allows for three ways to open the door: card, password, card + password. The Electric Control Lock made of high quality cast iron is sturdy and durable, supports power on unlocking. The Power Supply can be connected to the doorbell to equip the access control system with doorbell function. It is widely used in building intercom or access control systems, installed in residential, commercial buildings, hotels, warehouses, factories, schools and other places. Specification: Access Controller: Card type: em-id card Frequency: 125kHz Reading speed: <0.2s Reading distance: 0-10cm Working current: <100mA Opening method: Card, password, card + password Access controller size: Approx.118*118*21mm/4.6*4.6*0.8in Power Supply: Input frequency: 50~60Hz Adjustable lock delay: 0-15s Power supply size: Approx.115*90*34mm/4.5*3.5*1.3in Electric Control Lock: Unlocking current: 350mA Quiescent current: 25mA Unlocking time: < 1s Unlocking type: Power on unlocking Product material: Cast iron Surface treatment: Brushed plating Lock tongue length: Approx.23mm/0.9in Lock size: Shown as picture Installation: Inside, outside, right, left installation, suitable for 35mm~50mm iron doors or wooden doors. Application: Widely used in building intercom or access control systems, installed in residential, commercial buildings, hotels, warehouses, factories, schools and other places. Remote Controller: Attach an additional remote controller to provide more unlocking methods. User Card Keyfobs: 10 user card keyfobs are provided. Doorbell: The access control power supply can be connected to the doorbell to equip the access control system with doorbell function. Package List: 1 * Access Controller (With 1 English user manual, 1 terminal cable, 2 installation screw bags) 1 * Power Supply (With 1 English user manual) 1 * Electric Control Lock (With 1 user manual, 1 installation screw bag, lock cylinder, and 3 keys) 1 * Doorbell 1 * Remote Controller (With 1 built-in 12V 23A battery) 10 * User Card Keyfobs.