Patent ID: 7980868

Claim:
A flash memory device compatible to USB standard comprising: a circuit board having a plurality of first contacts, each first contact comprising a stiff first contact portion; and a contact module comprising a slider and a plurality of second contacts fixed to the slider, the slider having a slide switch button extended upwardly therefrom and being slidable with respect to the circuit board along a front-to-rear direction between a first position and a second position, each second contact comprising a second contact portion located behind the first contact portions along the front-to-rear direction, and the second contact portions being arranged above the first contact portions, an outer shell having a rectangular slot for receiving the slide switch button; wherein when the contact module is located at the first position, the first and the second contact portions are jointly provided for transmitting USB 3.0 signals; wherein when the contact module is located at the second position, only the first contact portions are provided for transmitting USB 2.0 signals; wherein the second contact portions are plate-shaped and cantileveredly extend from a front end of the slider; and wherein the outer shell comprises a base defining a recess to receive the circuit board, the slider being mounted on the base.