Features Upgraded noise cancelling system reduces noise by up to 98% Adaptive Noise Cancelling Ultra-Long 50-Hour Playtime Sound with Exceptional Detail Secure & Comfortable Fit TCO Certified for Better Sustainability Adaptive Noise Cancelling Space Q45’s noise cancelling automatically adapts based on the noise from your surroundings. The ultra-wide, 3-stage noise cancelling system targets and blocks out noises precisely. Adjustable Ambient Sound Use the app to choose from 5 levels of transparency and noise cancelling for ultimate customization.   Ideal for Traveling Enjoy up to 50 hours of playtime in ANC mode and up to 65 hours in standard mode. Detail-Rich Sound Pioneering double-layer diaphragm drivers produce clear, bright sound with strong bass. Gold Standard of Sound LDAC transfers 3x more detail than standard Bluetooth codecs for a detail-rich listening experience. Personalized Listening Make Space Q45 yours with adjustable EQ, customizable controls, and more in the easy-to-use app. AI-Enhanced Calls Be heard in crystal-clear clarity as two mics and an AI algorithm detect and amplify your voice. Dual Connection Stay connected to two devices with Bluetooth 5.3 and multipoint connection. Instantly switch between music, calls, videos, and more on different devices hassle-free to save you time and effort.