Sprout’s Invoke 2.0 headphones features exclusive DuoLink™ technology so you can remove distractions and share your sound experience. DuoLink™ technology Exclusive DuoLink™ technology lets you share sound between any two DuoLink™ compatible headphones, making them perfect for travel partners or entertaining kids. Long-lasting battery Listening to music on your commute and blocking out distractions all day at work? That’s no problem for the Invoke 2.0, with up to 40 hours of playback time. Seamless wireless listening Enjoy a wireless audio experience with Bluetooth version 5.3. Plus, you can pause music, change tracks, adjust the volume and more with just the touch of a button. Designed for you These headphones have an adjustable headband, cushioned earpieces and a lightweight design that means you can listen comfortably for hours. With a built-in microphone, they are also perfect for taking calls on the go.