The MMU4000 multimedia master unit is a complete multi-room music system, integrating music/video source components and user interfaces providing you with one-touch entertainment throughout the building. MMU4000 is the simple, economic solution for distributing music and video in streaming. It’s totally modular system, configurable via software, versatile and easy to use. It is compact, independent unit that reproduces and manages audio files in the most popular formats MP3 and WAV from hard disk, all in streaming on standard IP network, using the RTP protocol, real time protocol, controlled by web based supervision software, from touch-screens or from management devices distributed over the various areas. It can be integrated into the building automation installation to offer high quality music in any room. It can be upgraded with 3 different software license, adding also the complete integration of music streaming with building automation system.