STRONG SRT 4669XIIDVR Functions via USB External Mass Data Storage Device,Time Shift, Record & PlaybackUSB 2.0 Host for MP3 Playback, JPEG Viewing and Firmware UpdateeSATA InterfaceEmbedded CONAX CAS710,000 Programmable ChannelsDVB-S2/S, MPEG-4/2 CompliantCOMMON INTERFACE (2 Slots)1080i/720p/576p/576i Video ResolutionDiSEqC 1.2 and USALS CompatibleHDMI Component (Y, Pb,Pr) OutputsVFD DisplayAdvanced Blind ScanDolby digital optical outputChannel Sorting by Alphabet,transponder or CASMulti Picture Display and ZoomElectronic Program Guide,teletextAuto Voltage (AC 100~250V) SMPS