Seadream 2Pack 4-Pole 3.5mm Male to 3.5mm Female Stereo Audio Cable Headset Extension Cable for Beats Dr. Dre Studio iPhone,3.5mm Headset Audio Jack Extender (Red-2Pack) Made for devices with 3.5mm (1/8 inch) headset audio input, including iPhone or Android smartphones and tablets; works with headsets with/without volume controls, and also with Square Readers, PayPal and other credit card readers 4 Pole Connectors - Supports Audio, Microphone or Video Molded Gold Plated Connectors with Strain Relief Provides maximum conductivity and prevents corrosion with gold-plated connectors and contacts; allows consistent signal between components using high-quality copper Package included:2pack audio extension cable M to F