5.1 home theater: The Samsung HT-AS720ST is designed for use with Blu-ray DVD players, and also gives you the high definition clarity of 1080p DVD upconversion, giving your standard DVDs high-def quality when run through to an HDTV.

Dolby TrueHD and DTS-HD decoding: With Dolby TrueHD and DTS-HD sound decoding, youll get 7.1 channels of pure high-definition audio: each channel of digital sound gets its own dedicated speaker, amping up the audio experience. Also included are the 5.1 benefits of Dolby Digital and DTS, while youll experience 6.1 with Dolby Digital EX, DTS ES Discrete 6.1, and DTS Neo 6. You can take advantage of Dolby Pro Logic II and Dolby Pro Logic IIx, which gives you 5.1 sound, off two channels.

Connections: The HT-AS720ST has 2 HDMI inputs and 1 HDMI output, 4 composite inputs and 2 outputs, and 2 optical inputs.