The Sennheiser PXC 550 Wireless turns every journey into a first-class experience. Enjoy Sennheiser’s trademark high-quality sound and NoiseGard™ hybrid adaptive noise cancellation, all packed into a sleek foldable design. Control your sound using the ear cup-mounted touch control panel, and an intuitive voice prompt system. With up to 30 hours of battery life, the PXC 550 Wireless lets you travel around the world in comfort on a single charge.