Add 3 additional USB ports to your device for computer peripherals with a j5create USB-C 3-Port HUB. With Secure Digital and MicroSD slots, you can access external memory. ^^ Pocket-sized multi-adapters allow you to add 3 additional USB 3.1 / 3.0 / 2.0 ports for computer peripherals. ^^ Secure Digital and MicroSD slots allow for external memory access. ^^ 3-port USB 3.0 Type-A SuperSpeed is backwards compatible with USB 2.0. ^^ USB Micro B port provides high-quality performance when you use a high-powered USB device.