Veho 360 Bluetooth speaker "speakers wont charge" Questions

...store was able to charge it couple times and now it wont charge I assume these are wireless. The charger could be bad, but you would need to check it with a meter. Most likely, the battery is

...wont turn on the battery went dent yesterday, so i charged it for several hours and then it won't turn on, it is currently on charge leave it charging for a couple days, if it doesn't turn on after ...