HDMI connectors are standardized interfaces used to transmit high-definition video and audio signals between devices. Commonly found on devices like televisions, computers, and gaming consoles, they allow for a single cable connection, simplifying setup and reducing clutter. There are several types of HDMI connectors, including Type A (standard), Type C (mini), and Type D (micro). Each type serves different devices, ensuring compatibility across a wide range of electronics. HDMI connectors support various resolutions and formats, making them essential for modern multimedia experiences.