The Atlona Omega AT-OME-EX-RX-LT is an audio/video transmitter unit specifically designed for use with Atlona brand products. It does not come with a power supply included, making it ideal for users who already have a compatible power source set up. This unit is part of the Atlona Omega series, known for its high-quality audio/video transmission capabilities, making it a reliable choice for home entertainment setups.