Marshall MAJOR IV Bluetooth Headphones (Black)AN ICON REBORN WITH 80+ HOURS OF WIRELESS PLAYTIME MAJOR IV Meet Major IV, the iconic headphones from Marshall with 80+ solid hours of wireless playtime, wireless charging and a new, improved ergonomic design. With more than three full days of power, you can stop worrying about your headphones dying on you when you need them. Custom tuned dynamic drivers deliver roaring bass, smooth mids and brilliant treble for a rich, unrivalled sound that youll