1M 3.5mm AUX Audio Lead Gold Plated Male to Male Headphone/Car Stereo Cable. Insert your batteries, and you're all set. Party Decorations. Compact & Ergonomic Design: Sleek and lightweight, the remote's slim profile (17.5cm x 4.5cm x 2.3cm) and textured surface make for a comfortable, non-slip grip.
eBay