Step into the groove with these Bose QuietComfort Ultra Bluetooth headphones. Bose Immersive Audio adds depth and a sense of space to your favourite tracks so they feel more real. It's like someone lifting your tunes from your head and dropping them in the acoustic sweet spot right in front of you. CustomTune technology analyses the shape of your ears and adjusts the sound so it's perfect for you. Think of it like having your own personal sound guy following you around. And the plush ear cushions are so soft and comfy it feels like they're giving your ears a cuddle.Good to know- Choose how much of the world you want to let in with Quiet Mode, Aware Mode and Immersion Mode- Enjoy epic playlists with up to 24 hours of battery from a single charge using the USB-C cable- With quick charge, you can get an extra 2.5 hours of battery from just 15 minutes charging- Phone calls are crystal clear thanks to noise-rejecting mics - they filter out the hubbub so you can hear every word- Tweak the volume, skip tracks and answer calls using the simple touch controls on the earcups- Keep your headphones safe and sound when you're on the move in the handy carry case