About this item PREMIUM NOISE-CANCELLING EARBUDS – It turns out, you can have it all. Jabra Elite 85t Wireless Earbuds have been engineered with the most cutting-edge technology for a calls and music experience like never before FULLY ADJUSTABLE SOUND – Featuring Jabra Advanced Active Noise Cancellation technology, you can adjust your level of ANC (to cancel noise you don’t want to hear), or adjust your level of HearThrough mode (to let in what you do) using the Jabra Sound app CRYSTAL-CLEAR CALLS – With 6 mic technology and wind protection, you can make and take calls anywhere with these Bluetooth earbuds. Plus, the 12mm speakers offer big sound, powerful base, and amazing sound quality—all wrapped up in a super compact design. Operating temperature for wireless charging- 0°C to 40°C / 32°F to 104°F UP TO 25 HOURS OF BATTERY – Get up to 5.5 hours on a single charge with ANC on, with a total charge of up to 25 in the compact Qi-certified charging case. Plus, the powerful magnetic case snaps these earbud headphones firmly in place for maximum security PERSONALIZE YOUR SOUND – These Jabra Bluetooth earbuds feature MyControls that lets you easily adjust your button functions, while MySound tailors music to your hearing with an in-app hearing test. Works with Siri, Google Assistant, and Alexa