What connection technology is essential for modern home theater systems?

HDMI connectivity is essential for modern home theater systems due to its ability to transmit high-definition video and multi-channel audio through a single cable. This technology supports advanced features such as 4K resolution, HDR (High Dynamic Range), and high refresh rates, all of which are crucial for achieving optimal audio-visual performance in today's home entertainment setups.

In contrast, VGA outputs are primarily used for older computer displays and do not support audio or high-definition video formats commonly used in modern systems. Coaxial connections are often limited to specific applications, such as cable television, and are not as versatile for connecting various home theater components. Composite audio jacks, while functional for basic audio connections, lack the quality and capabilities to handle the high-definition requirements of today’s home theater systems. HDMI stands out as the comprehensive solution that accommodates various digital formats and simplifies connections, making it the preferred choice for modern installations.