BLUETOOTH SPEAKER CIRCUIT BOARD NO FURTHER A MYSTERY

Long-life rechargeable battery with as many as fifty hrs of cordless sound and USB port for charging devicesNevertheless, this speaker is pretty bulky and large. It's got a built-in handle and wheels to help you go it around, but if you are looking for a far more portable option for your next party, it is advisable to check out the Ultimate Ears HY