Adapt 2.5mm Stereo Plug to Larger Stereo 3.5mm Audio Jack
Amazon.com: TNP 2.5mm to 3.5mm Adapter Cable (10FT) - Bi-Directional Male to Male 2.5 to 3.5 Subminiature Stereo Audio Jack Extension Converter Cable Gold Plated Headset Headphone AUX Connector Wire Cord Plug :
6 inch, 3.5mm Stereo to 2 RCA Adapter Cable, 3.5mm Male