AV Transmitters are electronic devices that allow users to send audio and video signals from one device to another. They are typically used to connect devices such as TVs, DVD players, and computers to each other. AV Transmitters come in a variety of types and sizes, and can be used to send signals over short distances or long distances. The most common types of AV Transmitters are HDMI, component, composite, and RF. HDMI transmitters are typically used to connect devices such as TVs, DVD players, and computers to each other, while component, composite, and RF transmitters are used to send signals over longer distances. AV Transmitters are also available in both wired and wireless options, allowing users to choose the best option for their setup.