As one of its daily deals, Best Buy via eBay offers the refurbished Logitech Ultimate Ears Megaboom Bluetooth Speaker in Charcoal Black for $129.99 with free shipping. That's $30 under our March refurb mention and the lowest price we've seen. (It's also $50 under the best price we could find for a refurb today.) It's IPX7-certified waterproof and features up to 20 hours of playtime per charge, 360° sound, and up to 100-foot range. It also connects to the UE Megaboom app for features like party control, musical alarm, and 5-band EQ. Deal ends April 24.