For the ultimate music experience, choose Urbanista London Active Noise Cancelling Bluetooth Headphones. A sophisticated array of microphones and onboard processing will detect background noise and create 'anti-noise' frequencies mixed in with your audio play back, cancelling out the sound of your surroundings. To catch important announcements or join a conversation, switch to Ambient Sound Mode. Using an advanced filter technique, it will enforce and crystallise outside voices while you remain connected to the sound. Imagine hearing what’s happening, while listening without interruptions to your music. الحالة جديد نوع الغرض سماعات أذن و بلوتوث