AudioQuest Cinnamon Optical InterconnectWhile, thanks to HDMI, Toslink is not so often used to connect a DVD player to an A V receiver, Toslink connectors are common on cable boxes, TV sets, subwoofers, all sorts of products. And now, the 3. 5mm Mini Optical connector, also somewhat incorrectly known as Mini Toslink, is everywhere from the 3. 5mm dual purpose headphone jack on a Mac laptop, to inputs on some of the finest portables.