Geekria QuickFit 2.5 mm Male to 3.5 mm Female Cable for Bose SoundTrue
Headphone Accessories, Cables & Cases | Bose
Amazon.com: GEEKRIA Audio Cable with Mic Compatible with Bose SoundTrue II, SoundTrue, SoundLink II, SoundLink Cable, 2.5mm Aux Replacement Stereo Cord with Inline Microphone (4 ft/1.2 m) : Electronics