VIZIO XVT553SV 55-Inch Class Full Array TruLED with Smart Dimming LCD HDTV SPS with VIZIO Internet Apps (2010 Model) It has 55-inch direct type LED-backlit LCD HDTV with full 1080p HD resolution (1920 x 1080 pixels) and 240Hz refresh rate Connect to the Internet via built in dual-band Wi-Fi 802.11n or Ethernet to stream video, audio and news content from VIZIO Internet Apps (VIA) Smart Dimming intelligently controls LED blocks to produce 10,000,000:1 dynamic contrast ratio Connections: 5 HDMI, 1 component, 1 composite, 1 PC, 1 RF, 1 Ethernet, 1 optical digital output, 1 audio output and 3 USB Includes detachable base and thumbscrew and Bluetooth remote with slide-out QWERTY keyboard