Transcend TS-RDP9 USB2.0 Smart Card Reader with OTG Function Support SD/Micro SD/Flash Drive/Smartphone/Tablet/PC/Mouse/Keyboard-Black Installation Type: External Support - Compact Flash: No Support - SD: Yes Slots: 3 Compatibility: Support SD/Micro SD/Flash Drive/Smartphone/Tablet/PC/Mouse/ Keyboard Dimensions: 40.8mm x 40.8mm x 10.4mm Color: Black Package Contents: Official package list