3 slot design: Sim / SD, / micro SD, T-flash,, does not require any adapter sleeve, in addition to SIM card, other cards not Rotating type multi-function card reader USB2.0, support SD.TF. SIM card1.USB2.0 interface card can be inserted when the U disk use;2. Fashionable, rotating USB cover;3.3 slot design: Sim / SD, / micro SD, T-flash,, does not require any adapter sleeve, in addition to SIM ...