http://cdn.vizio.com/manuals/kb/legacy/vf551xvtmanual.pdf 240Hz refresh rate,good for gamingt. use shaw remote. 90lbs. Screen has a 4"x4" size light shadow on the bottom. If you watch hockey or football ,noticable, Don't buy. Watch movies / News, not so noticable. not a problem. people worry about buying used TV. No worry,u can return within 3 months with full refund. No risk of buying my TV ! Fair to you and me. I will stick my phone# on the TV back cover. please text or call 250-480-8543 before coming to Sidney or I can deliver sometimes. Cash or etransfer.