The Homematic IP CCU3 is the powerful central unit for local and convenient control of the smart home. The central unit connects and combines the wide range of Homematic IP and Homematic via the local WebUI configuration interface and thus offers numerous and individual configuration and control options. It has a 4-core ARM processor in 64-bit architecture and long-lasting 8 GB industrial flash memory via powerful hardware. Maximum security is offered by AES-128 encryption and the use of the Homematic IP and Homematic radio protocol. In addition to Homematic IP and Homematic radio components, wired devices are also supported. Furthermore, the integration of Philips Hue and Osram Lightify lights is possible directly via the manufacturer's gateway. Two USB host ports are available as optional expansion interfaces.