SOL REPUBLIC Master Tracks X3 Over-Ear Headphones &ndash; Noise Isolation, Club Like Sound,  Mic + Music & Siri Control, 1/4" Adapter, Virtually Indestructible, 1601-36 Electro Blue X3 sound engine speakers deliver powerful bass, clear highs and supreme vocal accuracy. Connectivity Technology: Wired 3-button mic + music control Virtually indestructible FlexTech Sound Track headband has a 1,000 day guarantee Compatible with REMIX collection of headbands Compatible with most Apple, Android and Windows devices that uses a 3.5mm jack