This all-in-one indoor-outdoor projector is highly portable and affordable—but not cinema quality. Courtesy of Soundcore Multiple Buying Options Available Highly portable. Good enough sound through the two wireless speakers. Splash resistance when you close the lens. Reasonable price for the all-in-one design. Only OK 1080p picture quality. Only supports mirroring from your phone or tablet. Picture quality settings had a minimal impact. A home theater projector is a smart upgrade if you have the space for one of the often bulky and heavy machines. That is, unless you opt for a compact, portable model, like the Soundcore Nebula P1 from Anker. Weighing just 5.3 pounds and measuring about 11 inches tall and 5 inches wide, the P1 is much easier to move around than the highly capable but less portable Nebula X1 Pro . In fact, the P1 is one of the best portable, indoor-outdoor projectors I’ve tested since 2001 (and I have tested several dozen indoor and outdoor models).…