In my nearly 15 years of evaluating portable Bluetooth speakers, I've encountered wireless speakers in a variety of shapes and sizes, including larger boom-box style party speakers that blast out sound capable of powering a fiesta. But for the folks looking for a travel-friendly wireless speaker that won't weigh down their suitcases or backpacks, I've created a list of my current favorite ultraportable speakers that I've tested in recent months. While Tribit's palm-size Stormbox Micro Bluetooth speakers have always had somewhat generic designs, they've managed to exceed my expectations for sound quality for their size. The third-generation Stormbox Micro 3 is still a little generic looking, but it adds a magnetic base and improves upon the acoustics of its predecessors, as well as doubling its battery life. A worthy upgrade, it earns a CNET Editors' Choice as a value pick in the micro speaker category, costing half the price of Bose's SoundLink Micro 2. Read my full review .…