Off-Air

Off-air refers to broadcasts transmitted over the airwaves (instead of via cable or satellite) and received by antenna. Off-air is also referred to as terrestrial or over-the-air (OTA).

On-Screen Channel Labeling

On-screen channel labeling is a feature on some RCA TVs. It enables you to customize visual information (6 letters and 3 numbers) for up to 70 channels. When you tune to one of those channels, the information is displayed for 6 seconds.

On-Screen Clock, Sleep and Wake timers

Some TVs offer a clock feature that enables you to turn the TV on and off at selected times, e.g., when a program is beginning or ending.

Optical Cable

An optical cable is a connection cable that uses bursts of light carried over glass or plastic fibers to transfer data between digital components.