This is a small USB stick that connects a PC or built-in device to an EnOcean-based radio device such as switches and sensor modules. Supports all EnOcean Equipment Profile (EEP) message formats and provides bi-directional EnOcean radio protocol for devices with USB interface. This product consists of a PCB pattern antenna, a transmitter and receiver module TCM 410J, a USB-Serial converter IC, and a USB connector, which has a common USB dongle shape. Technical Standards Compliance Certification (Technical Conformance Number 206-000372), you can start using it immediately. If you use it on a PC, you can use the dedicated "DolphinView" software to check the telegram of the wireless signal on your PC. The main uses are to check operations and debugging when developing products using EnOcean wireless communications, but the built-in platforms with a USB external connector, can be used as a receiver as is.