Massive Expansion: Turn your iPad Pros single USB-C port into a huge 9 ports. With HDMI port, a USB-C PD port, 3.5mm headphone jack, a USB-C Data port, 3 USB 3.0 port, and an SD/microSD card reader, you have everything youll ever need. Powerful Pass-Through Charging: Connect a 60W wall charger to the Power Delivery input port to provide high-speed pass-through charging to your iPad. Vivid Display: Mirror or extend your screen in stunning 4K@30Hz via the HDMI port.backward support 2K@60Hz / 1080p@60Hz resolutions to mirror or extend screen. 3.5mm & Type-C Audio Jack: Connect earphone,headphone or speaker.Support Microphone input.Built-in DAC audio chip processes digital signal into Hi-Res sound, up to 384khz-32bit audio output. Files Transfer: USB 3.0 Port and USB-C data port with 5Gbps super speed data transfer,Transfer files in seconds; Convenient access to files from SD and Micro SD Card.