1024 x 768 XGA native resolution3000:1 contrast ratio4:3 native 16:9 patible aspect ratios4000/6000 hours of lamp life (boost/standard mode)Connections: VGA-in VGA-out DVI-I HDMI posite stereo RCA L/R 2-stereo 3.5mm in and 1 out RJ45 12V trigger microphone in and RS-232c3D-ready via DLP Link DLP and BrilliantColor technologies by Texas InstrumentsClosed captioningRJ45 and RS-232c for integration and system administration Keypad lock prevents accidental system adjustmentsIncludes AC power cord VGA cable carrying case lens cap and remote