When your music is playing, nothing else matters. The JBL Tune 770NC Adaptive Noise Canceling Wireless Headphones deliver what they promise all day, and longer, while saving you from unwanted noise. Offering up to 70 hours of battery life, you'll easily get through a week using them and still have enough JBL Pure Bass Sound to see you through the weekend. And if you need a quick recharge, 5 minutes is enough to give you an extra 3 hours of music. Lightweight and foldable, the JBL Tune 770NC headphones can also connect to two Bluetooth® devices simultaneously. You'll never miss a call again, even if you're watching a video on your tablet. With the free JBL Headphones app, you can tailor the sound to your liking. And voice prompts in your language guide you through the different features. Manage your calls and voice assistant seamlessly right from your phone and use VoiceAware to hear yourself when you speak. Just choose the color that best suits your vibe and start having fun.