One end plug into HDMI OUT port of main player, another end plug into HDMI IN port of Large TV or Projector. Main player is in DVD mode, Large TV/Projector should be under HDMI IN mode. Sync Playback on a Large TV or Another Player AV OUT Funtion- It also supports to share movie on a Large TV via provided RCA cable connecting, or on Another Player via AV cable (not included) connecting.
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