Anker’s Soundcore Boom 2 is fully waterproof. Bluetooth speakers with big sound and great features are hard to find for under $100, with most offerings being some variation of the same basic (and often small) design. Thankfully, through July 10th Woot has the Anker Soundcore Boom 2 on sale for $69.99, which is $20 cheaper than the discounted price at other retailers like Amazon, and about half its original $129.99 price. The waterproof Bluetooth speaker can run for up to 24 hours on a single c