Linear designs and manufactures commercial access control solutions, including telephone entry systems, readers, credentials, keypads, transmitters and receivers for both commercial and residential applications. Linear products are used in multi-family dwelling units (MDUs), commercial applications, single-family homes, educational facilities and beyond. Whether PC or browser-based access control is needed, Linear offers features that meet demanding complex facility security access needs. Linear physical access control systems (PACS) can scale from one to more than a hundred doors, thousands of users and campuses with multiple facilities. Their telephone entry systems are an excellent option for gated communities that need to automate the process of managing community visitors passing through secure entry points. Linear's access control readers include tools like contactless mobile credentials, smart cards and proximity cards, which grant authenticated employee access to multiple buildings. Linear proximity reader credentials offer users a smart, contactless and secure proximity access control system. Their digital, keyless entry keypads are proven for activating automatic gates, electric door strikes, magnetic door locks, solenoid locks and more. Linear also offers a wide range of multi-button transmitter credentials and radio receivers, which are an essential component for providing convenient RFID access to Linear telephone entry or commercial access control systems where remote gate access is required.