StarTech.com 2-Port Multi Monitor Adapter - Mini DisplayPort to 2x DisplayPort MST Hub - Dual 4K 30Hz - Video Splitter for Extended Desktop Mode on Windows PCs Only - mDP 1.2 to 2x DP. Video port type: Mini DisplayPort, Video out: 2x DisplayPort. Maximum resolution: 3840 x 2160 pixels, Product colour: Black, Housing material: Plastic. Width: 58 mm, Depth: 386 mm, Height: 14 mm. Package width: 142 mm, Package depth: 179 mm, Package height: 27 mm. Master (outer) case width: 331 mm, Master (outer) case length: 501 mm, Master (outer) case height: 241 mm