1.Compliant with ATSC A/52 ,8VSB 2.Use high performance ATSC/QAM demodulator 3.Provide antenna power supply function for pair use with active antenna 4.Favorite channel list 5.Closed caption supported 6.Horizontal and Vertical type available 7.OSD options: English, Spanish and French 8.Electronic program guide (EPG) and on screen channel information 9.UART for software upgrade 10.DC power input from DC 5.0V 11.AV ,YC and Y Pr Pb or Y Cr Cb 12.HDTV scale to SDTV 720X480P or 480I output