The Synology E10M20-T1 is a specialized network adapter and storage expansion card designed to enhance the connectivity and capacity of compatible Synology NAS and storage servers. By adding a 10GbE RJ-45 LAN port, it allows your system to reach network speeds of up to 10 Gbps, utilizing 5-speed auto-negotiation to ensure a stable connection regardless of the network environment. Beyond networking, this card expands your hardware capabilities via a PCIe Gen3 x8 interface, featuring two M.2 NVMe slots that support 2280 and 22110 form factors. Its compact black design measures 71.75 x 200.05 x 17.7 mm and is built to operate reliably in temperatures between 0°C and 40°C with humidity levels from 5% to 95% RH. This makes it a practical choice for users who need to accelerate data transfers and increase high-speed storage within a single hardware upgrade.