Philips HTS6515D 2.1 DVD 1080p HDMI Dolby Home Theatre System (Discontinued by Manufacturer) 2.1 Home Theatre system with Ambisound. 1080p video upscaling for great HD pictures. Progressive Scan. iPod dock- USB direct plays photos and music from USB flash drives. MP3 Line in for Music playback from portable media players Ambisound produces truly embracing multi channel surround sound from fewer speakers. Full sound technology faithfully restores sonic details to compress music directly enhancing the experience.