... STB 2.CPU:Sigma 8634 3.MPEG-4 AVC/H.264,MPEG-2 4.HDMI,HD(1080P) 5.System:Linux ... etc..l the highest definition it supports :1080P(HD),1080I(little HD),720P(SD);l it supports RTP/RTCP,RTSP ... button functions of TV remote control into STB remote control so that STB control can operate not only TV set ... 4(HiP@L4),1080i resolutionMP4 Part2 ASP@L5, DivX/HD, XviD4:3 and 16:9 playback, Letterbox/PAL/ ...