StarTech.com Mini Jack Headphone Splitter

The MUY1MFFADPW White Slim Headphone Splitter Cable splits a single 3.5mm audio output into two separate outputs, enabling you to connect two sets of headphones or speakers to your MP3 player, Tablet PC or laptop computer.
The Headphone Y-Cable allows you to share your favourite songs and videos with a friend while you are travelling or on the move and it features a slim connector moulding that fits easily into a 3.5mm headphone jack, even if your mobile device is in a protective case.
This splitter adapter cable is coloured to suit white mobile devices, and can be used with any portable device that has a 3.5mm mini jack, such as your iPhone®, iPod® and iPad®. The cable features a compact, lightweight design that takes up very little space in your laptop bag or carrying case.