Experience the complete magic of movies with the Sony DAV-HDX274 home theater system. You can groove to the music with a surround sound speaker and the Bass Boost function, enhancing your music experience. The BRAVIA Theatre Sync technology of this Sony home theater system enables you to choose HDMI devices easily. The Digital Cinema Auto Calibration of this DVD home theater system creates a prefect sound effect by adjusting the audio as per the dimensions of the room. This Sony home theater system improves the quality of playback sound files with the Portable Audio Enhancer. This DVD home theater system upscales the picture resolution to 1080p, to suit your HDTV. The Sony DAV-HDX274 automatically adjusts the sound mode to match the movie or music source.