D & K Exclusives&reg; - SD/MMC/MS Card Reader+3x HUB Camera Connection Kit with New 8-pin Lightening Cable for iPad 4, iPad Air, iPad Mini USB 2.0 high-speed interface, can rapid read the photo within the digital camera or memory card All USB devices connected with iPad working at the same time. All the external usb device working on ipad at the same time Can also support apple keyboard,but some keyboard large current need in put the usb dc cable to the combo Supports SD(HC), SD(XC), Mini SD, MMC, MMC 4.0, MS, MS Pro, MS Duo, MS Pro Duo, MS Duo MagicGate, M2, Micro SD/T-Flash card