Anker® A7908 Mobile Portable Bluetooth 4.0 speakers Speaker Boombox 4W drivers & 15-20 hours playback time & crystal-clear sound (Black)
I was looking for a mobile speaker for laptop, smartphone or tablet. After a long search, I came across this. Bluetooth connection problems, the loud beeping could have been omitted. But the sound is absolutely incredible - for a device of this size