Portable bluetooth speakers like the Charge 6 and Flip 7 are just a few on sale for Memorial Day. Memorial Day marks the unofficial start of summer, and the holiday’s sales include plenty of deals on gadgets that can help you make the most of the season. If your plans involve beach days, pool parties, or backyard barbecues, now’s a great time to pick up a portable Bluetooth speaker, as many of our favorite models are currently on sale. You’ll also find worthwhile TV deals, along with discounts