This is a professional door access control system. Perfect for home and offices, you can open the door with RFID key card, password, or RFID key card + password. Simple and stable operation.Features:Professional RFID card password access lock system, offers a method for controlling access safely and automatically, an ideal equipment for businesses, offices, factories, and communities security system.Support setting door-open mode and re-set function.Built-in ID card reader module, support using only card to opener door, automatically register.3-6 digits password for door-open.Multiple optional unlocking types: ID card unlock, password, and ID card + password. Support 1000 users.Integrated circuit techniques are applied to keep all the data from loss due to power failure, safe and durable to use.Switch freely between manager mode and user modeSupport fast add or delete cards through the primary card.Support delay open, external connection with door bell.Specification:Material: PVCWorking Voltage: DC 12VColor: Silver + BlackIdentification Way: Smart CardInductive way: ID Card + PasswordCard Reading Distance: 2-10cmStorage capacity: 1000 UsersUnlock Type: ID Card/ Password/ ID Card + PasswordSize: Approx. 11.8 * 7.6 * 2.1cm/4.6 * 3.0 * 0.8inPackage Weight: 149g/5.3ozPackage list:1 * RFID One-door Access Controller10 * Key Fobs1 * Cable1 * English User Manual