Amazon.com Widgets

480i

Definition:

The "480" part of 480i describes the number of vertical lines that make up a television or video signal. Most television or video signals are rated at 480, 720 or 1080. The more vertical lines that make up the picture, the crisper or higher definition the picture. The "i" following 480 indicates that the video display is constructed using an interlaced method.

The typical format for standard definition television programming is 480i.

Here's a word you may not know...

Bluetooth

Bluetooth is a wireless protocol used for communication between two devices. Popular uses of Bluetooth include a wireless ear piece used to talk on a mobile phone and a wireless mouse used to control a computer. When setting up Bluetooth communication, both devices must go through a security process called pairing which grants permission for the two devices to communicate.