Samsung HT-D550. Optical disc player type: DVD player, Disc types supported: CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RW. Video formats supported: DivX, XViD. RMS rated power: 1000 W, Audio output channels: 5.1, Audio decoders: Dolby Digital, Dolby Pro Logic II, DTS. Front speaker dimensions (WxDxH): 90 x 68.5 x 141.5 mm, Front speaker weight: 0.6 kg, Center speaker dimensions (WxDxH): 360 x 74.5 x 68.5 mm. Package dimensions (WxDxH): 531 x 334 x 416 mm, Package weight: 10.7 kg