Attention]: 1. This is DisplayPort(DP), NOT Regular USB or HDMI Connector. 2. This DP to HDMI cable is Unidirectional, only convert signal from DP to HDMI! Does NOT support HDMI to DP! Please make sure that the DP plug connects to host PC / laptop, HDMI plug connects to monitor. 3. To get 4K@60Hz, please make sure that both of your host and monitor support 4K@60Hz.