Key benefits Noise cancelling wireless headphones that balance quiet, comfort and sound. Uses small microphones to measure ambient noise, compare signals, and cancel it with opposite signals for effective isolation. fidelity audio with TriPort acoustic architecture that adds depth and fullness. Volumeoptimised Active EQ maintains balanced performance at any volume, keeping bass consistent when listening at lower volumes and preserving clarity at higher volumes. Quiet and Aware Modes to match your environment. Quiet Mode provides full noise cancelling, while Aware Mode lets you hear your surroundings alongside your music. Overear design built for all day wear. Plush synthetic leather and impactresistant nylon combine comfort with durability, designed with minimal clamping force for long listening sessions. Long lasting battery and flexible listening options. Up to 24 hours of battery life on a single charge. A fast 15 minute charge provides about 3 hours of use, and you can also listen in wired mode with the included audio cable. Product details Age range description: Adult Compatible devices: Cellphones Included components: QuietComfort SE Headphones Use scenarios Daily commute in noisy environments: enable Quiet Mode to block out background noise so you can focus on your music or calls without distraction. Home office or study sessions: switch between Quiet Mode for focus and Aware Mode when you need to stay aware of your surroundings, such as taking quick calls or listening for notifications. Travel or long listening sessions: take advantage of the long battery life for extended listening, and use the quick charge to up during short breaks, or switch to wired mode if you need uninterrupted playback with zero battery concerns.