The Sharp LC-80LE757 supports an 802.11n WiFi standard which is newer than most ultra large TVs that have been available for a comparable time to it. Most televisions that have been on the market for a comparable time to it support an 802.11a WiFi standard. This television also support an 802.11b and 802.11g WiFi standard.
An 802.11n WiFi standard is in fact the best supported WiFi standard amongst all TVs of this type and age.
An 802.11a WiFi standard is the worst supported WiFi standard across comparable types of television.