- Three levels of world-class noise cancellation for better listening experience in any environment - Alexa-enabled for voice access to music, information, and more - Noise-rejecting dual-microphone system for clear sound and voice pick-up - Balanced Audio performance at any volume - Hassle-free Bluetooth pairing, personalized settings, access to future updates, and more through the Bose connect app. Usb cable: 12 inch - Bose AR enabled — an innovative, audio-only version of augmented reality - For iPhone, iPad, and Android users, be sure your product’s firmware is up to date through the Bose connect app. Then you can access a showcase of Bose ar-enhanced apps with Links to download them.