Features: Upgrade your networks and display capabilities with this 2.5 g double Port Expansion Card featuring double RJ45 ports (1Gbps/2.5Gbps) and double 4K output at 3840x2160 resolution for super highly definition visual experiences. Engineered with advanced heat dissipation technology and standardized PCIe dashboard, this ABS+PCB constructed adapter ensures stable multi platform compatibility across windowss/linuxs systems while handling intensive data transfers. Ideal for IT professional, competitive gamers, and 4K content creators requiring simultaneous high speed networking and limpid video rendering in demanding environments. Perfect for latency sensitive applications like real time 4K video editing workstations, immersive gaming rigs, and server farms needing dependable double networks redundancy solution. The tool easy installation design with optimized thermal management supports multiple operations in homes theater PCs, NAS systems. Specifications: Component: ABS, PCB. Size: 109x91.5mm. Connector: Raspberry pis 40PIN GPIO dashboard. USB: USB 3.2 Gen1 × 1, USB 2.0 × 2. Storage: Onboard miniature sdcard slot (for CM5 version without eMMC). Fan dashboard: 5V, 4PIN jsts - SH fan connector. Power supply input: 7V~36V wide voltages. Package Includes: CM5 Gigabit/2.5 g double networks port expansion board 1 pcs note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.