Kramer''s ADC-U31C/M2 is a USB 3.1 Type-C to multi-port adapter cable, supporting 4K@30Hz resolution on the HDMI video output to any HDMI display or projector. A USB 3.0 port is included to charge/sync your smartphone or connect other legacy devices such as an external USB hard drive or hub. The adapter also supports fast charging of your laptop thanks to pass-through power on the female PD (power delivery) USB-C port. Max. Resolution - 4K@30Hz (4:4:4). Compatible with Windows & Mac. Mirror or Extend a Computer Display Workspace. Plug and Play Installation - No drivers required, bus powered. Power - Supports fast laptop charging up to 60W (20V/3A). RoHS Compliant. Note - Your USB-C equipped device must support video (DP alt mode) to work with this adapter.