Based on this product's specifications, here are some alternatives and similar models
Proximity Reader RoGer RUD-2 — RUD-2 model, contactless access reader
Summary description:
RoGer RUD-2 is a proximity (contactless) reader designed for access control systems. As a dedicated RUD-2 model proximity reader, it reads compatible access credentials to grant or deny entry, and is suitable for door access points, turnstiles and gated entries. The device is intended for integration with control panels and can be used in commercial, residential and small business installations.