Best in it’s Class, Sony HT iv300 provides music and movies lovers with clear crisps sound. Those who says it’s not a 5.1 channel means they don’t even know what is channel seperation... For movies with a 5.1 audio output u will get the sound seperation but if u watch a non 5.1 channel audio movie u will get a Stereo sound SIMPLE!! and for music lovers download high quality MP3 files with more bitrate then u will hear the difference between the music u play!! Download DTS audio from a good website and u will love Sony HT-IV300!!