Samsung UN55D7900 55" 3D LED TV

The diagonal length of a TV screen or monitor, as measured in inches from corner to corner.

Fixed number of horizontal scan lines on a TV. P (Progressive) means scan lines are drawn in sequence.

Difference in luminosity between brightest color (white) & darkest (black) over time. Higher ratio means more contrast.

Clear Motion Rate (CMR) is a combination of advanced backlighting technology, significant improvements in panel response rates and ultra fast image processing.

Audio enhancement technology for TVs. SRS TruSurround XT provides 3D sound without extra speakers.

Sound power and signal emitted from a TV's speaker, as measured via Root Mean Square (RMS).

Stream movies and TV shows, Update your Facebook, and use Apps right on the screen.

Easily access content and Apps through this intuitive Smart Hub menu system.

Feature that wirelessly syncs a PC and other digital devices to a TV for full screen playability.

Technology that optimizes hues on a TV and expands the color range for a more vivid viewing experience.

Screen technology that brightens colors, enhances contrast, and reduces reflection for optimal TV viewing.

Technology that enables a user to access camcorder videos and music libraries directly on a TV screen.

Technology that automates the best resolution setting possible for viewing Blu-Ray DVD products.

Mode in which a user can play video games on an LCD television.

Technology that allows one remote to control all digital devices in a home theater/entertainment system.

Function that seeks out available channels and automatically programs them for easy cycling.

Function that automatically powers down television to save energy if no signal is present.

Function that caps volume on loud advertisements so that they're more consistent with programming.

An internal receiver that enables a TV to utilize Digital Television technology.

Allows parents to block inappropriate movies and programs based upon their FCC rating.

High Definition MultiMedia Interface.

Analog video connection that transmits information along two or three separate signals.

Analog terminals that transmit audio and video information along a single signal.

VGA connection that transmits analog component video signals via 15 shielded pins at the end of a cable.

Port that allows television to receive high-quality sound directly from a computer.

Connection linking TV to Local Area Networks (LAN) for up-to-the-minute RSS feeds like news and weather.

Universal Serial Bus. Interface standard for connecting peripherals to a computer. USB 2.0 is high-speed.

Ports used to transmit digital audio streams between components without interference.

Weight of the television, without stand, as measured in pounds (lbs.).

Weight of the television, with stand, as measured in pounds (lbs.).

Approval by Energy Star, a government program, ensures TV is eco-friendly and energy efficient.