LG 20LS7D 20-Inch 720p LCD HDTV 20" LCD intergrated HDTV Built-in ATSC/NTSC/QAM Tuner to receive over-the-air digital broadcast signals and unscrambled digital cable LG's Exclusive XD engine uses six distinct processes to improve brightness, contrast, detail, and enhances color HDMI with HDCP PC input RS-232c input HD Component Video in with L/R audio S-Video in L/R Audio/Composite Vdeo in RF in, and Headphone in 6 Watt Stereo output with Dolby Digital Decoder and 6 Mode EZ Sound Status. Connectivity technology: 1 HDMI, D-Sub, Component