Expensive fiber-optic HDMI cable maintains its full bandwidth over much longer distances.

The product is an active optical cable (AOC) for HDMI. Instead of relying solely on copper, it carries most of its signal over fiber-optic strands. Inside ...

Closeup of HDMI cable end on blue background - Monticelllo/Getty Images We may receive a commission on purchases made from links. There are two main differences when it comes to HDMI cables. There are ...