3-Years Warranty for Drivers; 1-Year Warranty for rest of the parts. Any mention of "us," "we," "our," etc is by Audeze, not AV One. A Signature Tool for Mixing Our most purpose-built headphone for recording and mixing just leveled up. Meet the MM-520, designed with our latest acoustic technologies for bass that digs deeper and hits tighter, and even more accurate midrange expression. Improved earpads with magnetic attachment upgrade the comfort and convenience of this reliable studio companion. Join 18-time Grammy-winning engineer Manny Marroquin and the thousands of professionals worldwide who trust our MM-Series with their mixes. Precision You Can Count On Built for and tested in the rigors of everyday studio life, the MM-520 is your reliable partner for everything from deep listening to recording on-the-fly. Transform your headphone listening with the accuracy of world-class monitors in a well-treated room. Studio-Quality Sound, Anywhere "I need a reference I can actually trust the second I step out of Larrabee. The MM-520 is that anchor for me. It’s the truth in my bag, wherever I'm working.” - Manny Marroquin Engineered to Outperform MM-520's planar magnetic drivers have been refined and perfected in our Southern California workshop, integrating our patent-pending SLAM technology to provide the low-end definition and midrange precision that engineers like Manny stake their work upon. Expand Your Audio Horizons Explore and create with newfound levels of depth and subtlety when you put on MM-520. Work with the confidence that your choices will always translate well. Comfort and Convenience Enjoy luxurious comfort for marathon mix sessions from MM-520's upgraded memory foam earpads. Magnetic attachment makes maintenance and cleaning easy as a snap. Package Includes MM-520 Headphone 2.5m (8.2ft) headphone cable 3.5mm to 6.3mm adaptor Standard Travel Case MM-Series Soft Carry Bag Specifications Style: Over-ear (circumaural), open-back Transducer type: Planar Magnetic Magnetic structure: Fluxor™ magnet array Phase management: Fazor™ Acoustic management: SLAM™ Magnet type: Neodymium N50 Diaphragm type: Ultra-Thin Uniforce™ Transducer size: 90 mm Maximum SPL: >130dB Frequency response: 5Hz - 50kHz Impedance: 18 ohms THD: 100mW Maximum power handling: 5W RMS Weight: 555g Shipping Weight: 6 lbs. Package dimensions: 16 L x 14 H x 8 W in. Frequency Response