The SD4900P USB-C and USB-A Triple 4K Hybrid Docking Station expands connectivity while delivering spectacular true-to-life 4K video for up to three monitors. Features include triple 4K video output (HDMI or DP++), a unique design with support for USB-A and USB-C laptops, and a 3-in-1 card reader. Video Ports: 3 x HDMI v2.0 and 3 x DisplayPort 1.2++. Supports USB-C Alt Mode Device: Video 1, 3840 x 2160 @ 30Hz (@60 Hz w/ DP1.4++) and Video 2 and 3, 3840 x 2160 @ 60Hz A. Supports USB-C (non-Alt Mode) and USB-A devices. DisplayLink driver installation required. USB-C host device must support Power Delivery. Power Delivery is not supported on USB-A host devices without the use of the optional 60 W power splitter (K38310).