Input: USB3.1 Type-C Male Compatible with Thunderbolt 3. Output: 1 x HDMI Female 4K@30Hz, 1 x USB-C Female PD 20V/3A Quick Charging, 1 x USB3.0 5Gbps. Incompatible Devices: iPad Pro 2018/2019, NTO Switch, Apple USB SuperDrive. Note: Your connected device must be with full-featured Type-C port supported DP Alt Mode / Video Transfer.