Product Overview Monitoring and restricting the individual entry of a large number of people within a building is not easy. To protect a building from theft or damage, MAXSYS allows simple and affordable access control integration with its alarm systems. The 2-reader access control module (PC4820) can be programmed to control separate doors or be used to control user access on both sides of the same door. The PC4820 supports a wide range of 26-bit Weigand readers, such as Polaris, ioProx, Shadowprox, HID and Kantech XSF Technologies. The PC4820 also supports any request-toexit detector, such as the T- REX. Main Features Get secure, reliable and affordable access to the doors in your building with this door access control panel Perfect access control solution for door Door Access Control Panel can be mounted as door-mountable Designed to be used as a door-mountable General Information Name: DSC PC4820 MAXSYS 2-Reader Access Control Module in Cabinet, Johnson Controls, DSC Category: DSC, Access Control, Control Panels, Control Panel Modules UPC Code: 80012238 Country of Origin: Canada. Country of origin is subject to change.