The Philips 55PUS7170 has a greater number of video formats than most large TVs that have been on the market for a comparable time to it. The most commonly supported video format is AVI, but this video format is not supported by this TV. The video formats AVC|AVI|H.264|MKV|MPEG1|MPEG2|MPEG4|VC-1|WMV9 are also supported by this television.
AVI stands for Audio Video Interleave.
WMV stands for Windows Media Video.