【Ultra HD Triple Extended Display】With two HDMI and one DP, this dock can cast up to four different contents on monitors; the resolution is up to 4 K 60 Hz when using a single HDMI or DP port, 4 k 30 Hz when using two or three in Windows system; Note: MacOS DOES NOT support MST mode, all monitors will mirror the desktop interface or only extend one different content.
eBay