Aiwa AV-D98 Audio/Video Receiver 120 watts per channel x 5 for high power audio output; DTS/Dolby Digital 5.1-channel decoding accommodates AV receivers with 5.1-channel analog inputs 3 digital-audio inputs (2 optical, 1 coaxial), 1 optical digital-audio output for flexibility with hooking up CD players and recorders, minidisc recorders, etc. Front-panel AV input facilitates camcorder or game consoles S-video switching routes multiple S-video devices through a central S-video connection with a compatible television D.I.N.A. (Dynamic Integrated Neo Amplifier) technology heightens dynamic range, lowers distortion, and widens perceived soundstage