As one of its daily deals, All4Cellular offers the HMDX Portable Speaker-On-The-Go in Pink for $2.99 plus $2 for shipping. That's $2 under our January mention and the lowest total price we could find by $4. It features an inner mesh pocket, zipper closure, and compatibility with any smartphone or MP3 player that has a 3.5mm headphone port. It requires two AA batteries (not included). Deal ends today.