This Mini eGPU Enclosure is designed to enhance your system's graphics performance, compatible with Thunderbolt 3/4 and USB4 40Gbps interfaces. It supports both NVIDIA and AMD PCIe graphics cards, making it ideal for NUCs, laptops, and handheld gaming consoles with USB4 or TB3. Powered by the JHL7440 controller module, it delivers a stable and efficient expansion experience for smooth gaming or work sessions. The dock features a USB-A port and a second TB3 port, allowing it to function as a hub for additional Thunderbolt devices, such as storage and networking peripherals. The enclosure is compatible with various power supplies, including SFX, ATX, FLEX, and DC (19.5-20V; 5.5mm x 2.5mm), offering flexibility depending on the power requirements of your PCIe card. The package includes 1 x eGPU DOCK, 1 x TB3/USB4 cable, and 1 x user manual. Please note that graphics cards, power supplies, laptops, and handheld consoles are not included and are for display purposes only. The DC power supply is suitable for PCIe devices that do not require external power, such as video capture cards, NVMe drives, or high-speed Ethernet cards. This product requires basic DIY knowledge for installation, including driver and hardware compatibility settings. If unsure about compatibility, it's recommended to contact customer service for assistance.