TRANSFORM YOUR JOURNEY - UPGRADE TO FIRST CLASS. Upgrade to the luxurious new PXC 550 Wireless headphones from Sennheiser. Designed specifically for frequent travelers, the PXC 550 Wireless deliver exceptional sound quality with adaptive noise cancellation in a stylish and foldable headset. No matter the surroundings, Sennheiser NoiseGard quiets the environment to ensure uninterrupted listening. Staying connected is now even easier using this Bluetooth enabled device. It provides unrivaled speech clarity during calls thanks to the headsets triple microphone array. Additional user control and sound personalization is available via Sennheiser' s CapTune, a free downloadable app that compliments this truly smart headset. Exceptional battery performance means the PXC 550 Wireless can travel from London to Hong Kong and back on single charge, even with adaptive cancellation engaged, while ergonomic design makes even long listening sessions supremely comfortable.