The number of video formats supported by the KDL-60R550 is more than most comparable spec TVs that have been around for more than two years. The most frequently supported video format is AVI, but this video format is not supported by this TV. The video formats H.264, MP4, MPEG1, MPEG2, MPEG4, WMV and XVID are also supported by this television.
MP4 stands for Moving Pictures Expert Group 4.
WMV stands for Windows Media Video.