Leto BLK 3.5mm 1/8"Audio AUX Cable Lead Cord For BOSE SoundDock Series II III Speaker Brand New Premium 3.5mm Black Replacement Cable For BOSE Portable Mobile Speakers Connectors: mini 3.5mm 3-din connector male to 3.5mm male. Glod-plated connectorsto ensureoptimum audio quality and longer useful life. Cable Length: 4 ft Compatible With: BOSE Speaker SoundDock Series II, SoundDock Series III .