Video Resolution: 3 monitor KVM switch supports up to 3840*2160@60Hz and is backward compatible with 3D, 1080p and below. Support HDMI2.0 and DP1.2 standard, HDCP2.2 ,maximum data rate HDMI 18Gbps/ DP 21.6Gbps. (Note:To achieve the highest resolution, you must ensure that both the source and the monitor, as well as the HDMI and DP cable , support 4K@60Hz)