For 4K@60hz or 4K@30hz, a high quality Lindy or equivalent cable is required. Stock or included standard Displayport cables may not support 4K@60hz or 3K@60hz.
Switch between two DisplayPort 1.2 compatible signals with a simple button push
Supports high definition video up to 4K@60Hz, multi-channel digital audio, DPCP and HDCP. Supports resolutions up to 3840 x 2160
Supports Dual Mode DisplayPort
Resolutions up to 4K @ 60Hz with cable lengths up to 16 ft input / 6 ft output; Resolutions up to 4K @ 30Hz with cable lengths up to 50 ft input / 50 ft output. The longer cable segment should always be connected to the signal source.