Compatibility Square to square optical audio connector designed for digital audio transmission between compatible devices. Why it matters: Enables a reliable digital link between devices with matching square optical ports, ensuring proper audio transfer without analogue conversion. Cable length 1.8 metres long cable provides flexible placement options for your audio equipment setup. Why it matters: Gives you room to position your TV, receiver, soundbar, or other gear for a neat, organized setup. Signal quality Digital optical fibre ensures pristine audio transmission with minimal signal loss or interference. Why it matters: Maintains clear, accurate sound quality with low susceptibility to electrical noise and crosstalk. Durability Black protective jacket shields the delicate optical fibre core for enhanced longevity. Why it matters: Protects the fibre from damage during installation and daily use, supporting longterm reliability. Use scenarios TV to AV receiver: Connect a television to an AV receiver to route digital audio through the home cinema system. Console or Bluray player to soundbar: Link a game console or Bluray player to a soundbar or receiver for improved surround or stereo sound. PC or media player to DAC: Use with a digitaltoanalogue converter or audio preamp to enjoy quality digital audio from a computer or media player.