80"); 500,000:1 Contrast ; 20,000 hrs lamp life, support USB 5G dongle."> 80"); 500,000:1 Contrast ; 20,000 hrs lamp life, support USB 5G dongle."> 80"); 500,000:1 Contrast ; 20,000 hrs lamp life, support USB 5G dongle.">
XGA,3400 lms-->, LCD Laser,Ultimate Short Throw(20.9"--> 80");500,000:1 Contrast ;20,000 hrs lamp life, support USB 5G dongle