STL Pro Inc. via Amazon offers the Polk Camden Square Bluetooth Speaker, model no. AM7220A, for $96.99 with free shipping. That's $103 under our mention from last summer and the best price we've seen. (It's a current low by $53, and it also beats Best Buy's daily deal price by $83.) It features two subwoofers, four 2" long-throw full-range drivers, 3.5mm auxiliary input, and Bluetooth connectivity.