DVI and VGA are both incapable of supporting an audio signal, even if they're converted to HDMI (which does support audio). To get audio, you'll need to use a separate audio cable.

HDMI 2.1 introduced a number of new capabilities to HDMI, and goes beyond simply sending video and audio signal from a media source to the TV. One of these features is eARC, which is discussed above.

HDMI has limitations, though, and isn't always the perfect choice. For example, your TV likely has HDMI 1.4 connections, which max out at 3,820x2,160-pixel resolution at 30 frames per second.

Audio/Visual Club . Converting a Sync ... Converting a Sync on Green signal to VGA/HDMI or anything 720p+ capable. ... So far I have tried two converter boxes and neither have worked.

HDMI is really best for connecting a PC to an HDTV. Consequently, I’d go with a DVI cable. That’ll give you a pure digital signal (VGA is analog) and a much sharper picture at higher resolutions.

Today, HDMI 2.1 is the most common modern standard, reaching bandwidths up to 48 Gbps, though a newer HDMI 2.2 standard has also been proposed for the future. Related: ...

This differs from the VGA and DVI formats, which only allow video and require a direct connection from your audio card to the Acer monitor's audio inputs. Although HDMI allows integrated audio ...

HDMI cables are also used to send video and audio between two devices but are often more versatile than DP cables. The HDMI creators intended for the cable to function as a universal tool for ...