Introduction Lip-sync problems — when dialogue does not match the movement of actors’ lips — are one of the most common annoyances in home entertainment. Because modern systems often route audio through multiple devices (TVs, receivers, soundbars, streaming sticks, game consoles), a small processing delay in any one component can create an audible mismatch. Fortunately, … Read more

Introduction If you’ve upgraded your TV or sound system recently, you may have noticed two HDMI labels on ports and product pages: ARC and eARC. Both are meant to simplify audio connections between a TV and external audio gear (soundbars or AV receivers), but they are not identical. For people who stream content from apps … Read more

Introduction Upscaling is a routine part of what modern smart TVs do every time they show content with a resolution lower than the screen’s native pixels. Whether you’re streaming an older TV show, watching a Blu-ray, or playing a legacy console game, the TV generally applies picture processing that maps the source image to the … Read more