Buydig.com has a Sony WH1000XM4 Wireless NC Headphones + 20,000 mAh Power Bank, $278.00 Free Shipping. Expires: 11/9/2020 - Rated 4.6 out of 5 stars.  Some prefer this to the Bose.

• 4K HDR processor X1: See premium 4K pictures, rich with real-world detail and texture. Upscale everything you watch to near-4K with 4K X-reality PRO.
• Voice assistant: Alexa Enabled for Voice Access to Music, Information and More. Activate with a Simple Touch
• Quick attention mode: Cover the right ear cup to turn down your music for instant, easy conversation
• Smart listening: Adjusts the ambient sound to your activity to give you the best noise cancellation
• Touch controls: Control music tracks and volume, activate your voice assistant and take phone calls
• Long battery life: A single charge provides up to 30 hrs of playtime for reliable all day listening
• Comfortable to wear: Ergonomically redesigned foldable earphones for easy travel / listening comfort
• In the box: Foldable headphone, carry case, charging cable and audio cable for a wired connection