Dell Small Business offers the Ultimate Ears Blast Portable WiFi Bluetooth Speaker in Blue for $69.99 with free shipping. That's $15 under our March mention and is the lowest price we could find by $10. (Most stores charge $180.) Buy Now Features two 1.4" active drivers, 3.2" and 1.5" passive radiators voice control via Amazon Alexa up to 12 hours of music per charge waterproof at 3.3 feet for 30 minutes