Did a search but didn't see this posted elsewhere.
Costco and Citibank are running a promotion whereby you spend $500 or more on select items and receive a $100 Costco Shop Card* when you pay with your Costco Anywhere Visa® Card by Citi.Online-Only | Valid 7/15/20 - 7/20/20
*The merchandise total in your cart must equal $500 or more before tax and shipping and handling to receive the $100 Costco Shop Card. Costco Shop Card will be mailed automatically to your address on file with Costco. Allow 4-6 weeks for processing. Limit 2 per membership. While supplies last. Citi and Citi Arc Design are registered service marks of Citigroup Inc.
There's no real rhyme or reason for the products that are eligible for this offer, but the Sonos Beam is included. You could conceivably pick up two for $320 each, plus tax, out the door.