Home Slickdeals Select Costco Wholesale Stores: Sonos Arc SL Shadow Edition Soundbar $500 (in-warehouse... Slickdeals Select Costco Wholesale Stores: Sonos Arc SL Shadow Edition Soundbar $500 (in-warehouse only; Price/Availability May Vary) By ARCOM - 7 August 2023 22 0 SHARE Facebook Twitter Go to the deal page: Select Costco Wholesale Stores: Sonos Arc SL Shadow Edition Soundbar $500 (in-warehouse only; Price/Availability May Vary)