Sennheiser MOMENTUM 3 Bluetooth Noise Canceling Headphones 508234 M3AEBTXL, NOB ———— Contents: Come with full accessories in retail box. New Opened Box Condition. ————- Smart Control app Provides control, personalization, and updates for your Sennheiser headphones. These headphones work with a Tile app, so you can always find them. Active noise cancellation Reduces unwanted sounds for noise-free listening experience. Built-in microphone to make three-way phone calls Gives access to the voice assistant on your device. Bluetooth 5.0 connectivi