S1 Pro System with Backpack Post author By manage_stagewerxpsl_gsm Post date February 4, 2021 $748.00 Out of stock SKU: 787930-1110 Categories: Portable Systems, Shop Bose Related products Bose S1 Pro system $649.00 Add to cart ← ControlSpace WP22BU-D Dante Wall Plate White Single → S1 Battery Pack Single