This is a high quality full size TOSLINK to mini TOSLINK fiber optic digital audio cable. This cable features mini TOSLINK (not to be confused with mini phono headphone plug) on one end and regular TOSLINK on the other end. Mini TOSLINK is mainly found on laptops by Apple. Full sized TOSLINK connectors can be found on many consumer electronic devices. TOSLINK optical cables are used to transmit S/PDIF digital audio information in optical form (red light). It is used by Dolby Digital and DTS sound systems. Features: - Mini TOSLINK to full sized TOSLINK connectors. - Thick 5.0mm jacket to protect the delicate internal fiber optic materials. - Gold plated ferrule resists corrosion and provides maximum protection for the connector tip. - Precision polished fiber tips for maximum signal transfer (includes tip protectors). - Molded strain relief connectors reduce strain where the cable and connectors meet. * This cable can not be connected to a stereo mini-phono headphone jack. For example, you can not connect your iPod's headphone jack to your stereo's digital optical input.