1. A storage device comprising:a circuit board configured to store data, the circuit board including a first surface;
a connector mounted horizontally to the first surface of the circuit board such that an insertion axis of the connector is substantially parallel to the first surface of the circuit board, the connector comprising an insertion portion configured to be inserted along the insertion axis of the connector into a port of an electronic device and a connection portion connected to the first surface of the circuit board, wherein an offset thickness between a thickness of the connection portion and a thickness of the insertion portion is at least 1 millimeter (mm); and
a housing enclosing the circuit board and the connection portion of the connector, the insertion portion of the connector extending through an aperture in an inner side of the housing,
wherein a length of the housing, measured between the inner side of the housing and an outer side of the housing, does not exceed 8 mm, the outer side positioned opposite the inner side along the length.