This adapter can be plugged into a 3.5mm optical socket (found on minidisc players, laptops and many devices) to create a standard optical input/output, enabling a standard optical (TOSLINK, SPDIF) cable to be used. 3.5mm optical connections are not the same as 3.5mm analogue audio connections like on many MP3 players, please check and make sure you have the right connection on your device before purchase. Product Feature: 1.Converts Toslink plug to optical mini plug or optical mini jack to Toslink jack. Gold plated tip for corrosion resistance. 2.Right-Angled 3.5mm Digital Optical S/PDIF Adapter allows you to connect to tight spaces and hard-to-reach areas where a normal straight connector is unavailable. 3.Compact, lightweight, and durable 4.Connectors: Toslink female to mini-plug male 5.Used to convert Toslink plugs to 3.5mm mini-plugs Package includes: 2* 90 Degrees Digital Fiber Optic Audio Coupler(Mini Toslink).