Based on this product's specifications, here are some alternatives and similar models
KNX USB interface, Steinel, USB100 (device for KNX system connection, model 085674)
Summary description:
Steinel USB100 KNX interface (model 085674) is a compact device for connecting a PC or engineering tool to a KNX installation via USB. It provides a direct link for system programming, diagnostics and configuration of KNX components. Suitable for installers and integrators who need reliable USB-based access to KNX networks for setup and maintenance.