Product Type LCD Smart TV Music MP3, AC3, HE-AAC, LPCMChassis MT56-LA(MT56B.01) Picture JPEG, PNG, BMP, MPOCPU Quad core CPU ARM CA7,920MHz MPEG2, MPEG4, H.264,Motion•JPEGGPU ---OS LinuxMemory 1G DDR +4G EMMC File ---OSD Language English/Spanish/PortugueseATV: NTSC-M, PAL-M/NDTV: ISDB-T Component Video Format ---AV System PAL,NTSC DVI Video Format Up to XGA for HDMI-PCTV Channels (Air) ATV:2~69, DTV:7~69 HDMI Video Format Up to 1080PTV Channels (Cable) 1~135 PC Compatibility ---Power Supply AC 110V-240V 50/60HzPower Consumption(TV On)Power Consumption(Standby) ≤0.5W Backlight Unit DLEDCertification CB Panel supplier CSOTWired Network Default Aspect Ratio 16:9Built in wireless(802.11 b/g/n 2x2) Panel Size (inch) 55"Wake-on-LAN Yes Display Resolution 1920×1080Brightness (cd/m2)(typ.) 260Contrast Ratio 4000:1Response Time (G to G) 8msAuto Source --- Viewing Angle (H/V) 178°/178°EPG Yes(at DTV) Life Time(Typ.) >30,000hrsSubtitle/Closed Caption Yes Color 16.7MParental Control Yes (at DTV) Refresh Rate 60HzSleep Timer YesSystem Update YesHotel Mode --- HDMI 3Input Method Virtual keyboard USB 2MHL --- AV in 1Lightsensor --- YPbPr in NoGINGA Yes AUDIO out 1(R/L)HDMI HDMI with CEC、MHL2.0 、 ARC VGA in No--- VGA audio in No--- RJ45 1--- SPDIF out 1--- Earphone out 1MHL share with HDMIRF Input 1DCC(Dynamic Contrast Control) YesBacklight Adjustable Yes (0~100)Color Temperature Normal/Cold/WarmPicture Mode Vivid, Normal, Mild, UserPicture Size Auto、16:9、4:3、Just ScanPicture enhancement technology On/OffSpeakers Integrated speakers (Bottom side)Audio Power Output (THD=7%) 2×8WAuto Volume YesSound Mode Standard/Movie/Music/Clear voice/PersonalSound Control BalanceFrequency range EqualizerTerminalsPanel SpecificationInternet LinkVideoBasic FunctionPRODUCT SPECIFICATION RELEASEModel: 55D1620/MT5655-LAVersion:1.0 Issued On: 2016-06-07Signal Format CapabilityTV SystemBasic Information Media FormatPictureSound