About this product Customizable legendary noise cancelling, comfortable fit, adjustable EQ, and striking colors — all in one pair of iconic Bose QuietComfort Headphones. Take charge of your music with Bose QuietComfort Bluetooth headphones. These noise cancelling headphones come equipped with Quiet and Aware Modes that let you toggle between full noise cancelling or full awareness of your surroundings. Or create a custom mode on these Bluetooth headphones to adjust noise cancellation and add Wind Block to tune out breezy environments. Just press play on these over ear headphones for high-fidelity sound that’s also customizable with adjustable EQ. Use the Bose Music app to crank the bass, tweak the treble, and personalize your experience. Plus, these headphones with built in microphone are crafted with all-day wear and multi-taskers in mind. Available in Black, White Smoke, and limited edition Cypress Green, the premium materials and bold, iconic design combine comfort and style. On-ear toggles make switching from music to calls easy and the powerful battery means it’s ready for the long haul. Enjoy up to 24 hours of play time on a single charge with the Bose QC wireless headphones and up to 2.5 hours of play time with a quick 15-minute boost. Hybrid Noise Canceling Technology Quiet and Aware Modes Customizable Listening Modes Multipoint Bluetooth 5.1 Connectivity Up to 24-Hour Playback Adjustable EQ Plush Earcups for All-Day Comfort What’s in the Box: Bose QuietComfort Headphones, Carry Case, 3.5 mm to 2.5 mm audio cable, USB-C (A to C) cable (12"), Safety Sheet Type of Battery Lithium Sound Output Hi-Fi Stereo Height in Inches 7.68 Built-In Microphone Yes True Color White Smoke Bluetooth Compatible Yes Headphone Volume Control Yes Depth in Inches 3.15 Sound Isolating Yes Headphone Type Over-Ear Color Family White Series or Collection QuietComfort Bluetooth Version 5.1 Width in Inches 6.18 Noise Canceling Active Noise Canceling Wireless or Wired Wireless Battery Life (up to hours) 24