... function(favorite ,move,lock,rename and sort)Parental control for channelsEase to use Menu systemSoftware upgrades through RS232 ... support DVB ETS300472 by VBI and OSDAutomatic save for last channelChannels list can be sorted by alphabetic ... size of HDD,512M~8G size will reserve for time shifted recordingLock/Delete/Rename,Preview playback,Browse ... 8,jump to user selected time point remote control S810B