Imagine a headset so comfortable you may forget you're even wearing it-even during long hours of flight. A headset with comfortable features that fit so perfectly, you'll think it was designed for you personally. A headset made from new, handcrafted materials that refuse to sacrifice lightweight comfort while providing long term durability. A headset that is backed by unprecedented customer service and support. Now imagine it's yours - the new X-11 ENC from David Clark. Intelligently engineered, low force, dual hinge suspension assembly provides perfect fit Super lightweight headband, crafted from genuine carbon fiber for maximum strength Low-profile volume control knobs with detent settings Modern design provides compact storage New dual voice coil ENC technology reduces pilot fatigue Features cell phone, aux./music input-all cables provided Sleek, lightweight control unit powered by two AA batteries(avg. 30 hours)-Auto Shutoff capability High fidelity stereo ear phones with dual volume controls Super soft, fabric faced, contoured gel ear seals Every X-11 headset comes with David Clark headset bag Weighs 12.1 ounces