Showtime Networks Inc. (SNI), a wholly-owned subsidiary of CBS Corporation, owns and operates the premium television networks SHOWTIME®, THE MOVIE CHANNEL™ and FLIX®, as well as the multiplex channels SHOWTIME 2™, SHOWTIME® SHOWCASE, SHOWTIME EXTREME®, SHOWTIME BEYOND®, SHOWTIME NEXT®, SHOWTIME WOMEN®, SHOWTIME FAMILY ZONE® and THE MOVIE CHANNEL™ XTRA. SNI also offers SHOWTIME HD™, THE MOVIE CHANNEL™ HD, SHOWTIME ON DEMAND® and THE MOVIE CHANNEL™ ON DEMAND. SNI also manages Smithsonian Networks, a joint venture between SNI and the Smithsonian Institution, which offers Smithsonian Channel™. All SNI feeds provide enhanced sound using Dolby Digital 5.1. SNI markets and distributes sports and entertainment events for exhibition to subscribers on a pay-per-view basis through SHOWTIME PPV®.