World Wide Stereo via eBay offers the Klipsch Groove Limited Edition Americana Bluetooth Speaker for $79.99 with free shipping. That's $69 off list and the lowest price we could find. (For further comparison, we saw it in a different color for $17 less two weeks ago.) Features include a 65Hz to 22kHz frequency response, 10-watt amplifier, and eight-hour battery life.
Of note, you can take 10% off when you order two or more.