eXpansys offers the Dynamic Audio Portable Bluetooth Speaker in Black, model no. DYNAUDIOBK, Red, model no. DYNAUDIORD, or Pink, model no. DYNAUDIOPK, for $19.99 plus $3.99 for shipping. That's tied with last week's mention and the lowest total price we could find in any color by $5. It features a rechargeable battery, compatibility with A2DP Bluetooth enabled devices and 3.5mm stereo MP3 devices, and mini USB cable.