Amp up your routine with the sound you love! Get powerful, JBL Deep Bass Sound and all the freedom of true wireless for up to 20 hours with the JBL Vibe 200TWS. Stay in touch with your friends hands-free with a simple touch and in full comfort.Note : If the size of the earbud tips does not match the size of your ear canals or the headset is not worn properly in your ears, you may not obtain the correct sound qualities or call performance. Change the earbud tips to ones that fit more snugly in your ear.Specific uses for product : MusicJBL Deep Bass Sound: Music just sounds better with JBL. And your day too. Feel the sound with the deep bass powered by the 8mm drivers and add fun to your routine.Product Note : If the size of the earbud tips does not match the size of your ear canals or the headset is not worn properly in your ears, you may not obtain the correct sound qualities or call performance. Change the earbud tips to ones that fit more snugly in your ears20 hours of combined playback: With 5 hours in the earbuds and 15 hours in the case, the JBL Vibe 200TWS don’t drop until you do. Dynamic frequency response range (Hz) 20 Hz - 20 kHzEither ear, or both: Now you can take calls or listen to music with either bud (or both), with dual connect technology. Choose which one to use and leave the other one in the case to save battery life..Note:If you face issue in Bluetooth connectivity please turn off the Bluetooth function for a couple of minutes, then turn it back onCalls and voice assistant with touch control: Just a touch of the earbud is what you need to control calls, sound, your device's voice assistant and stay in touch with your world.Comfort-fit : Ergonomically shaped, the JBL Vibe 200TWS fit gently and comfortably in your ears thanks to their in-ear stick form, for hours of listening pleasure. They come with 3 sizes of ear tips to ensure a perfect seal for extra comfort and sound clarity.