JBL LIVE 770NC Wireless Over-Ear Headphones, True Adaptive NC, Bluetooth, Multi-Point, Black JBL Signature Sound and Surround Sound Along with powerful JBL Signature Sound, 40mm drivers deliver immersive JBL Spatial Sound, which transforms any stereo content from any device into virtual surround sound Bluetooth 5.3 with LE audio support Wirelessly stream high-quality sound even at lower bitrates with the latest Bluetooth technology. Audio mode gives you the best sound available, while video mode ensures that the sound and images in your movies and games are always in sync. True Adaptive Noise Cancelling with Smart Ambient With four noise-detecting microphones, True Adaptive Noise Cancelling means zero distractions, whether it's time to focus on your studies or get lost in the rhythm. And if you want to hear the world around you without taking your headphones off, Smart Ambient accentuates ambient sounds. Up to 65 hours of battery life and fast charging For long-lasting fun, listen wirelessly for up to 50 hours and recharge in just 2 hours with the convenient USB Type-C cable. And if you're in a hurry, a quick 5-minute recharge gives you 4 extra hours of music. Auto Play & Pause If you take your headphones off, the music stops. If you put them back on, the music starts again. It couldn't be easier. Alexa & Hey Google Alexa or Hey Google is always waiting. Activate your device's voice assistant with just their quick word or by tapping the earcup. Multi-point connection Switch effortlessly between Bluetooth® devices. Go from a video on your tablet to a call on your mobile phone and never miss a moment. Easy connection with any device Whether you use an Android or Windows device, it's easy to set your headphones to automatically pair with it whenever it's nearby. And with the new Google Finder service, if you ever misplace your headphones, you have a network of over 3 million Android friends who will automatically help you find them. 2 beamforming microphones for callsFriends, family and colleagues will hear every word you say - even if you're outside and the wind is blowing. Comfort-fit fabric headband and carrying caseSoft ear cushions and a textured fabric headband in earth tones make these headphones comfortable and unique. And when you take them off, they have a comfortable and protective place to live, easy to pull out of your bag. JBL AppControl the soundtrack of your life. The free JBL Headphones app lets you adjust your headphone preferences, like customizing ANC, customize headphone behaviors or quickly set up amazingly realistic sound for movies, music and games. Personi-Fi 2.0The My JBL Headphones app personalizes your sound experience just for you. Just take the quick and easy hearing test and it will automatically configure a personalized sound profile, ready to use every time you put on your headphones.