The SBMS is ideal for "big box" retail stores whose special design calls for an open beam ceiling. To get customers to pay attention to the announcements of specials and the employees to respond to general paging—intelligibility is a top design goal. The high efficiency of the specially designed 8" speaker included in the SBMS package fills this requirement. The SBMS a square design, which blends in with the overall aesthetic of an open beam ceilings. The SBMS is infinitely flexible, complying with a variety of conduit requirements. Integral knockouts facilitate 1/2" and 3/4" conduit where required by code while integral "romex" style connector simplifies installation for applications where conduit is not required at all. The SBMS also includes a 25V/70.7V internal transformer and is finished in neutral white epoxy for simplified stocking and ordering.