Product Name: USB 3.1 Type-c OTG COMBO (3.0HUB+Card Reader) Item model number: T-693 Product color: silver Interface type: USB 3.1 Type-C Product features: USB3.1 Type-C To USB2.0 card reader and 3.0 HUB, support OTG function, can connect type C devices to high-speed SD/TF memory card, USB3.0/2.0 HUB interface can connect USB flash drive, mouse , keyboard, mobile hard disk, gamepad and other external devices, (MicroUSB interface is used to supplement the power supply for external devices, such as: when using a large-capacity mobile hard disk computer power supply is not enough to carry a mobile hard disk, you can use a charger to connect this MicroUSB supplementary power supply to achieve normal use.) Applicable models: Tested to be perfectly compatible with the new Macbook, support transfer of SD/TF memory card and USB flash drive, mobile hard disk, mouse, keyboard, etc., and support USB devices of MAC system. It can also be used for Type-C interface series mobile phones and tablets.