The 52LE640 is part of our value-oriented high-definition AQUOS LED TV line. This 52 Inch (diagonal) model features our 1080p edge lit LED panel with 120Hz refresh rate, delivering one of the most natural, vibrant picture quality available. And with built-in Wi-Fi and our SmartCentral user interface, you’ll have access to today's most popular apps and movies on demand. • 52 Inch Class (52 1/32 Inch diagonal) • Full HD 1080p • Edge lit LED • Built-in Wi-Fi • SmartCentral user interface with access to Netflix, Vudu, CinemaNow, YouTube, Facebook, and Twitter • 120Hz refresh rate.