Fanny Wang Headphones Co. Over Ear DJ Headphones with Selectable Bass Boost with Apple Integrated Remote and Mic, Black-White, (FW-2003-BLK-WHI) Powered Amp + 50mm dual plated drivers deliver the cleanest sound reproduction in its class Integrated Duo Jack (in-line cable splitter) that lets you add friends iPhone, iPad and iPod ready with remote and mic Selectable Bass Boost switches on 6dB of rich bone-shaking bass & Built in 5 Watt solid state headphone amp Backed by a 2 year warranty