optoma tx542 xga 2800 lumen networkable dlp multimedia projector
best in class - optoma s tx542 is designed to meet the demanding requirements of school districts and businesses . bright high contrast images provide easy-to-read text and the built-in closed captioning decoder displays text from videos that have closed captioning embedded in the signal . wired networking allows remote management and control of the projector and a built-in 10-watt speaker system outputs volume required for larger audiences . optoma backs the tx542 with 3 years of express replacement service and a one year lamp warranty to provide added peace of mind . features easy-to-read text bright at 2800 ansi lumens and high 3000 1 contrast ratio broadcast messages to projector over the network eco-friendly low power consumption - sub-one watt standby mode remote management and control via rs-232 or rj45 protect your investment built-in security bar control panel lock logo display at start-up and user-selectable password built-in closed captioning specifications display technology single 0.55 dmd dlp technology by texas instruments resolution native xga 1024 x 768 maximum resolution uxga 1600 x 1200 brightness typical 2800 ansi lumens contrast ratio 3000 1 full on full off lamp life and type 5000 4000 hours std bright 180w p-vip throw ratio 1.6 to 1.92 1 distance width projection distance 3.93 to 32.8 1.2 to 10m image size diagonal 30 to 307 0.92 to 9.21 m aspect ratio 4 3 native 16 9 and 16 10 compatible remote control fully featured ir remote with mouse and laser pointer audio two 5-watt stereo speakers displayable colors 1.07 billion offset 115 uniformity 85 computer compatibility uxga wxga sxga sxga xga svga vga resized vesa pc and macintosh compatible video compatibility ntsc pal secam sdtv 480i edtv 480p hdtv 720p 1080i p horizontal scan rate 15.3 to 91.1 khz vertical refresh rate 25 to 85 hz keystone correction 40 vertical loop through monitor d-sub 15-pin vga output audio stereo mini-jack output functional in both normal and standby modes projection lens f 2.4-2 .66 f 18.2-21 .8 mm 1.2 x manual zoom and focus user controls complete on-screen menu adjustments in 23 languages i o connectors hdmi two vga-in vga-out s-video composite video three stereo audio-in stereo audio-out rj45 rs-232 and usb security kensington lock security bar and keypad lock projection method front rear ceiling mount table top weight 6.4 lbs 2.9 kg dimensions w x h x d 12.76 x 3.82 x 9.21 324 x 97 x 234 mm noise level std bright 29db 31db operating temperature 41 to 104 f 5 to 40 c 80 max humidity power supply ac input 100-240v 50-60hz auto-switching power consumption 255 watts bright 233 watts std lt 1 watt standby warranty 3 years optoma express replacement service 1 year on lamp standard accessories ac power cord vga to vga cable remote control batteries for remote usb cable carrying case lens cap cd-rom user s manual quick start card and warranty card optional accessories wireless dongle ceiling mount hdmi cable vga to component cable s-video cable composite video cable rs-232 cable and panoview series screens what s in the box power adapter rechargeable li-ion battery male usb cable standard a v cable rca to mini-jack universal to vga cable bag end