Urban Vinyl Classics: Premium Genuine &ldquo;Thick&rdquo; Solid Wood Headphones (Studio Quality) NOISE CANCELLING: No sound leakage, perfect for recording. HANDCRAFTED REAL WOOD: Made from solid Sapele wood. DETACHABLE CORD: Sturdy thick cord that works with all iPhones (with aux), Android, and MP3 players. Comes with 1/2 adapter for DJs (Pro Audio Use) AUDIOPHILE QUALITY: 50mm Drivers for full range superb sound quality. 20-20khz LIFETIME WARRANTY: If you don't like our headphones we will give you a full refund. If anything goes wrong with your headphones we will fix or replace them no questions asked. You are the number one priority.