JBL Live 660NC Over-Ear Adaptive Noise Cancellation Wireless HeadphoneStay connected while tuning out the world with the Live 660NC Noise-Canceling Wireless Over-Ear Headphones from JBL. Pumping out your favorite music through large 40mm drivers, the Live 660NC lets you listen without distraction thanks passive noise isolation from over-ear earcups and adaptive noise cancellation technology that filters out distracting ambient noise. With Bluetooth support and a built-in microphone, you can also use these over-ear headphones to connect through your smartphone.JBL Signature Sound40mm drivers and a sound signature that can be found in the most famous venues all around the world.Keep The Noise Out, Or In. You Choose.Keep the noise away and stay focused on the music with Adaptive Noise Cancelling. The Ambient Aware technology allows you to safely walk busy streets by increasing ambient sounds, while with TalkThru music is lowered and speech is amplified so you can easily chat keeping your headphones on.Get Help Just By Using Your Voice.Get help from Hey Google(*) or Alexa(**) using your voice or with a tap on the earcup. Activate ANC or Ambient Aware, check the battery life or power off your JBL Live 660NC simply with your voice with Hey Google(*). Use the all-new JBL App to easily set your preferred voice assistants.(*) Only supported on Android (**) Android 6.0 or higher is required for full access to Alexa features when using this device.Feature:-The JBL Live 660NC wireless headphones feature 40mm drivers and a sound signature that can be found in the most famous venues all around the world.Keep the noise away and stay focused on the music with Adaptive Noise Cancelling of these Bluetooth headphones. The Ambient Aware technology allows you to safely walk busy streets by increasing ambient sounds, while with TalkThru music is lowered and speech is amplified so you can easily chat keeping your headphones on.Get help from your preferred voice assistant using your voice or with a tap on the earcup. Activate Nose Cancelling or Ambient Aware, check the battery life or power off your JBL Live 660NC simply with your voice. Use the all-new JBL App to easily set your preferred voice assistants.Stay in touch with your world by managing calls with the buttons on the ear-cup. The mic technology allows for perfect stereo calls.Rock on for up to 50 hours (or up to 40 hours with ANC and BT on)! Then, stop for a quick 10-minute charge to get extra 4-hour fun.Android 6.0 or higher is required for full access to Alexa features when using this device..