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 cardFrequency: 125kHzReading speed: <0.2sReading distance: 0-10cmWorking current: <100mAOpening method: Card, password, card + passwordAccess controller size: Approx.118*118*21mm/4.6*4.6*0.8inPower Supply:Input frequency: 50~60HzAdjustable lock delay: 0-15sPower supply size: Approx.115*90*34mm/4.5*3.5*1.3inElectric Control Lock:Unlocking current: 350mAQuiescent current: 25mAUnlocking time: < 1sUnlocking type: Power on unlockingProduct material: Cast ironSurface treatment: Brushed platingLock tongue length: Approx.23mm/0.9inLock size: Shown as pictureInstallation: 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 * Doorbell1 * Remote Controller (With 1 built-in 12V 23A battery)10 * User Card Keyfobs.