Thunderbolt 3 PCIe Expansion Chassis DP This Thunderbolt3 PCIe expansion chassis lets you add a PCI Express card to your laptop or desktop computer, through an external Thunderbolt 3 connection. The chassis also features a DisplayPort video output, so you can connect an additional monitor to your laptop, and supports Thunderbolt 3 daisy chaining, so you can expand your workstation even further. Expand the capabilities of your Thunderbolt 3 computerThe Thunderbolt 3 PCIe chassis makes it easy to expand your system with the capabilities you need to work at peak productivity. You can add many types of PCI Express cards, such as a PCIe USB 3. 1/3. 0/2. 0 and USB-C, SSD, network, eSATA, FireWire or video capture cards. And, with the speed and bandwidth support of Thunderbolt 3 and PCIe 3. 0, you can enjoy many of the same port additions you would from the PCI Express expansion slots of a desktop system. Extend your workstationThe external PCIe enclosure features a dedicated DisplayPort outp