The StarTech Thunderbolt 3 PCIe Expansion Chassis is an versatile and high-performance solution for adding 16 x PCIe slots to your laptop or desktop. Designed for compatibility with Thunderbolt 3 ports, this chassis from StarTech.com, model TB31PCIEX16, is ideal for users who require additional connectivity for their PCIe devices, such as sound cards or graphic cards. Crafted for durability and ease of use, the expansion chassis supports a wide range of PCIe devices and offers a reliable, high-speed connection. Its compact design ensures it fits comfortably on any desk, while the noted brand assures quality and compatibility with Thunderbolt 3 technology.