HDMI ARC is easy to ignore until your sound system acts up. Here's what that port is best used for, and why it matters for ...

Pricier doesn’t always mean better.

HDMI 2.1 added support for 10K resolution, scene-by-scene Dynamic HDR and ARC for high-end surround sound (eARC). New ultra high-speed 2.1 cables required. HDMI 2.1a added source based tone mapping ...

Just about every TV accessory needs an HDMI cable, but not all of them can output 4K. Here's how to tell if yours is capable.

The HDMI audio/video interface standard is everywhere: TVs, set-top boxes, media streamers, Blu-ray players, A/V receivers, gaming consoles, camcorders, digital cameras, and even a few smartphones.