As one of its daily deals, Best Buy via eBay offers the Altec Lansing Portable Bluetooth Speaker for $29.99 with free shipping. That's $5 under our October mention, $70 off list, and the lowest price we could find. It features a wireless range of up to 33 feet, rechargeable battery, IPX7 water-resistant design, external audio input, and built-in microphone and call answer feature. Deal ends today.