Want your music on the go? The Sennheiser PXC 550-II Wireless Bluetooth Noise-Cancelling Headphones are made for travellers who want to listen all day without the need for power banks or sockets. They last for up to 30 impressive hours with a single charge – enough for even the longest flight.With Smart Pause, the PXC 550-II headphones automatically pause the music when you take them off and resume when you put them back on. You can adjust active noise-cancellation or set different sound modes from the Smart Control App.For extra travel convenience, PXC 550-II are controlled by a touchpad on the right earcup. With just a tap you can skip tracks, adjust the volume or answer calls.And when you need something a bit more complicated, you can ask your AI voice assistant. These headphones are compatible with your favourites – Siri, Alexa and Google Assistant.