The Marshall Willen is an ultra-portable Bluetooth speaker that combines Marshall's signature sound with durable construction and modern design. With 10W power, it delivers rich sound with clear highs and deep bass. Its IP67 rating makes it waterproof and dustproof, perfect for outdoor use. The battery offers up to 15 hours of continuous playback, with fast and easy charging via USB-C. Additionally, it features a built-in microphone for calls, a control knob with strap, and the ability to connect multiple speakers via "Stack Mode".​