BigCatCables.com offers a various lengths of Digital Audio Cables. Digital Audio Cable is an optic cable that you connect from digital devices like DVDs, computers, video game consoles to receivers such as a home theater system. Also known as TOSLINK or Toshiba link, digital audio cables are mostly made of cheap plastic and high-grade optical strands and range from between five to ten meters. A digital optical cable transmits digital audio signals in the form of LED light between devices. However, to work at optimal best, the cable shouldn’t be bent or have a sharp kink.
You can use a digital audio cable if the AV equipment lacks an HDMI port. In most cases, HDMI cables do the job of transferring if there’s an HDMI port, and it’s best to use it because it supports higher-resolution audio formats, such as DTS-HD Master Audio. It can send videos as well.
However, in the absence of an HDMI port, using digital audio cables would be the best alternative. Also, for older devices with HDMI ports that don’t have audio support transfer, you can use the digital audio cable.