Digital Optical Audio Cable 5m, your music will never fail Optical audio cable - Length 5 metres - Colour Black Getting the best sound capability is easier in Powerplanetonline. So you can enjoy the best sound quality with the new 3m Digital Optical Audio Cable. You will be able to enjoy one of the best sound qualities. This is one of the most interesting cables if you want to connect two devices and enjoy the best sound quality in all situations. With a length of 5 metres.