Massdrop x E-MU Purpleheart Headphones Description: Condition: New Opened BoxFeatures:Massdrop x E-MU SystemsDesign: Circumaural, closed backMaterials: Solid purpleheart wood, protein leatherDriver: 40 mm neodymium magnet, biocellulose diaphragmFrequency range: 10 Hz–30 kHzImpedance: 32 ohmSensitivity: 103 dBMaximum input power: 1,300 mWConnector: 3.5 mm gold-plated stereo mini plugCable: 4 ft (1.2 m) oxygen-free copperWeight: 7.7 oz (219 g) Shipping: We Accept PayPal, Visa, Master Card,Free shipping for all orders.Orders will be ship and handl