Marshall amplifiers are iconic; a British brand that epitomises powerful, high-quality sound and the spirit of rock'n'roll. Their range of audio products are designed with the same attention to audio excellence, and brings the cool prestige of this classic company into the home. Major IV With this upgrade of Marshall's iconic headphones, enjoy powerful Marshall sound in a pair of wireless headphones with the emphasis on long-lasting listening time and comfortable, durable design to match. Marshall sound Custom-tuned dynamic drivers deliver roaring bass, a smooth mid-range and brilliant treble, for the rich and powerful sound associated with Marshall. 80 hour battery life Off a single charge, the Major IV last for up to 80 hours of wireless play-time. Carrying three days of power, you don't have to worry about them running out when you take them out. And if you're low on power and in a rush, just 15 minutes of charging gives you 15 hours of listening. Comfortable, durable The ear cushions are soft to the touch and faithfully fit the shape of your ear, to ensure the tenth hour of listening is as comfortable as the first. They're rugged and durable too, and they fold into a compact form, for easier transport. Easy on-ear control The on-ear multi-directional knob gives you easy control over your music playback, and you can take or reject phone calls with a few clicks too. Iconic Marshall design The textured black vinyl and familiar script logo highlight the heritage of a brand proudly boasting over fifty years of loud.