Doppler Audio Pack Speaker

Carry along backpack which can carry laptop or tablets of 13” , it even has a speaker that you can plug into without any wires, these speakers work on Bluetooth technology,and it is a power bank as well it will give you sufficient battery juice till you reach a power source where you can plugin your phone. So you wont have to get all these things separately when the Doppler Audio Pack has it all. Whats more is that is is waterproof so you can rest assured that it may be damaged by any spill