> ANC Enabled: Featuring cutting-edge ANC technology, you can now hear each note of your favorite masterpiece.
> Non- Stop Entertainment : Immerse yourself in up to 40 hours of your favorite tracks, driven by powerful bass, on a single charge with Portronics Muff M3.
> Foldable Freedom : Enjoy music on the go with these compact headphones. Foldable design of the wireless headphones fits perfectly in your bag.
> Smart Voice Control : Activate your voice assistant with a simple command. Say Hi Siri and control your connected devices effortlessly with our wireless headphones.
> Crystal Clear Calls : It’s your time to enjoy clear conversations without interruptions with these wireless headphones with mic.
> Rapid Recharge : Power up quickly with the universal Type-C fast charging port. Get back to your music in no time with Portronics Muff 3, ideal wireless headphones for the audiophile in you.
> Versatile Connectivity : Connect wirelessly via Bluetooth 5.3 or use the included Aux cable for a wired experience.

Brand Box is not there. But I have Purchased Invoice. Item is not used. Just used for testing purpose. IT has ANC enabled.