Features:100% High quality and high security.Sensitively and response quickly.Support 500 standard users.Support card password， card plus password & password plus card.Can add card number and delete card number as your requirement.with 10 pcs of Key fobs.Classical appearance with useful function.Professional design，great for home and office，come with user manual.Ideal for homes and offices.Specification:Working voltage: DC 12VMemory: 500 standard usersUnlock current: ¡Ü1000mAStatic current: ¡Ü60mARF type: EM card ，IC card (Philips chip)Contact output:NONCCOM contactsCard read distance: 0-15 cmWorking temperature: -10¡«+60¡æ(14-131F)Working Humidity: 20% to 80%3 options to open your door (admin user selectable): Card (Key Tag) & Password/ Card (Key Tag) Only/ Password OnlyColor: SilverSize: 116*116*20mm