Toshiba originally created TOSLINK to connect their CD players to their own brand receivers. As time passed, it ended up becoming a popular format for digital audio output from some devices - but mostly from TVs to receivers. If your newer TV does not have a HDMI out to go to your receiver, then you usually the toslink (or optical) out to do as much just for the audio. This format does not carry any video. So, if you’re looking to couple, split, or convert your toslink connection - you’re all set with the merchandise listed below.