PRODUCT OVERVIEWTake control of your environment and power your productivity with incredible JBL Pro Sound. Boasting a smart, intuitive interface, superior performance, and sleek design, JBL Tour One headphones seamlessly eliminate distractions in real-time with True Adaptive Noise Cancelling, so you can focus on your work or immerse yourself in music. Tune in or tune out surrounding noises and voices with Smart Ambient, and make crystal clear calls, even in noisy and windy environments all with the touch of a button. Hi-Res audio certification, supporting frequencies up to 40kHz, ensures an ideal listening experience all day with a whopping 50 hours of maximum playback. Make the most out of the JBL Tour One features with the free App.KEY FEATURESBL PRO SOUND: From rich, punchy bass to thrilling top notes, your music will always sound amazing thanks to the dynamic 40mm dynamic drivers. JBL Tour One headphones are hi-res audio certified, supporting frequencies up to 40kHz, to ensure that your music always sounds the best that it possibly can, wireless.TRUE ADAPTIVE NOISE CANCELLING: Struggle to find "your" space. Create your ideal environment with JBL Tour One True Adaptive Noise Cancelling. Immerse yourself in music, block out unwanted noises and focus on your goals. The Noise Cancelling level of these BT headphones adjusts to the change of environment in real-time. With Ambient Aware and TalkThru, you can hear environmental noises or have quick chats.4 MICROPHONE FOR AMAZING VOICE CLARITY Enhance your voice, eliminate the noise. The JBL Tour One is equipped with 4 mics on the earcups to offer superior call quality. 2 adaptive beamforming mics ensure that the voice reproduction is clear and accurate; acoustic echo cancellation technology suppresses any echoes and cancels noises. Feel the pleasure of a face-to-face conversation, in every meeting or call.UP TO 50H OF BATTERY: Your JBL Tour One headphones keep you connected all day long, boasting 25 hours of playback with Noise Cancelling technology engaged and a whopping 50 hours with Bluetooth only.AMAZON ALEXA AND GOOGLE ASSISTANT: Activate your preferred Voice Assistant just by using your voice. Set your preferred Voice Assistant through the free My JBL Headphones App, which allows you also to set up your Alarm to fall asleep with music and wake up at a set time, optimize the Bluetooth settings, to get the best audio for music or videos, ​customize the headphones EQ, and much more.Android 6.0 or higher is required for full access to Alexa features when using this device