Noise Cancelling Over-Ear Headphones with Hard Case, White Active Noise Cancellation, Transparency Mode, Clear Voice Pick-up, Alexa Built-in

Hybrid Active
Noise Cancellation: 40dB Quick On/Off Hybrid Active Noise Cancellation (ANC). Equipped with four noise-canceling microphones and an ultra-fast processor, outside noise is reduced to a whisper so you can stay focused while the world buzzes around you.
Fatigue-Free Fit: 20mm memory foam & elongated earcups for all-day comfort. Responsive memory foam and elongated earcups gently cradle the ear for a superior fit.
Voice-Isolating Microphones: Dedicated microphones isolate your voice on calls, making it easier for you to be heard in a room full of chatter.
Alexa Built-In: These headphones are compatible with Android and iPhone. Leave your phone in your pocket and ask Alexa or your phone's native voice assistant to access information, set reminders, play music, and more, all with your voice.
Wireless,
20-Hour Battery: 20 hours of music or calls on a single charge. The 10-minute quick charge provides 4 hours of battery