A collapsible storage device provides an easily transportable appliance that is preferably constructed to function as an entertainment center. The various components of the collapsible storage device may be conveniently stored within the stowage unit of the device when the device is disassembled. The inclusion of wheels and a handle on the stowage unit enable simple movement when disassembled and the inclusion of a locking door provides the ability to safely secure valuables within the internal cavity of the stowage unit. The various connection methods used to assemble the collapsible storage device enable the device to be easily assembled by hand without the use of complex tools.