Soundcore Boom 3i by Anker, IP68 Waterproof & Dustproof Portable Speaker – $109.99 (was $139.99) Soundcore by Anker See ItIf you think Anker is just about cables and chargers, surprise: the brand also makes seriously solid—and affordable—wireless speakers. The Soundcore Boom 3i floats, making it pool- and lake-friendly, while also withstanding those unpredictable summer thunderstorms. XGIMI MoGo 3 Pro Outdoor Projector with PowerBase Stand – $399.99 (was $499.99) XGIMI See ItThe days might be shorter, but that just means more time for firing up a backyard movie. The MoGo 3 Pro makes it effortless, with Google TV and Netflix already built in—no dongles or cable wrangling required. Auto image alignment takes care of the rest, while the PowerBase Stand keeps it stable (and gives it up to 2.5 hours life away from an outlet).