Swiss Audio SSD5100, 5.1 DTS Surround Sound Decoder, PCM, Dolby Digital (AC-3), DTS.3D sound, Dolby Pro Logic II, 1/2 DIN preamp, separate outputs for FRONT / REAR / CENTER and subwoofer channels, faders Front-/Rear ,24-bit digital audio input, analog sample rate 48kHz, 2 S-Video inputs and one S-Video output, DSP processor with PCM Dolby Digital, AC-3/DTS Stream, Pro Logic I and II, film and music sound fields eg Live, Jazz, Disco, Hall, etc., time delay for center and surround 5msec 0-0-15msec, test functions, front panel made of brushed aluminum