hd dvb t set top box 1.MPEG2/H.264/AVS Decoding 2.Compound Audio and ... 3.RS-232 interface for software upgrade hd dvb t set top box , support mepg2, mepg4,h.264Main features:² MPEG2/H.264/AVS ... .0(1 option at front panel)RS2321 DB-9 femaleLED4 digital with 7-section , support time showing video decodeHD:H.264 ... 720x576,Support 4:3 and 16:9, hd dvb t set top box, support mepg2, mepg4,h.264