Link: http://blog.testfreaks.com/review/review-of-x-power-3-in-1-speaker-emergency-battery-and-stand/

Quote:
" Today for review I’ve got an interesting little gadget from our friends at Mobile Fun. The product is called the  X-Power 3 in 1, it’s a battery, speaker and a stand for basically any portable device that has a standard audio jack. I used it with my phone, tablet and of course my Mp3 player. I have to admit it’s a handy little device and it makes sense to combine three most usable accessories into one portable gadget. So read on… "