The Bluesound Professional B100S is a 1/3 rack space network music player designed specifically for use in commercial installations. This player is based on the established BluOS platform and is capable of playing and distributing content from local network storage as well as from a large number of streaming services, including some specifically designed for commercial use, such as SoundMachine, Custom Channels, QSIC, SiriusXM Music for Business and Tunify.