2.5x faster than Gigabit Ethernet port; Supports full 2.5 Gigabit high-speed Internet connection with a compatible network switch and router; Compact and lightweight, USB Type-C connector features a reversible connector with BUS powered design, no external power required; Supports NBASE-T for 2.5 Gbps speeds over existing CAT-5E cables without the need of costly CAT-6A or fiber; 3-speed auto-negotiation always provides maximum bandwidth; Supports Wake-on-Lan (WoL), Full-Duplex (FDX), and Half-Duplex (HDX) Ethernet, Auto Crossover Detection, Backpressure Routing, Auto-Correction, IPv4/IPv6 protocols, and 10BASE-T/100BASE-TX/1000BASE‑T/2.5GBASE-T networks; Built-in driver support—Windows computers without the driver will be automatically prompted to download the software directly from the adapter, ensuring a quick installation with no Internet access required; Drivers for other OS available at realtek.com; Compatible with Thunderbolt 3, USB Type-C 3.1 Gen1/2, USB 3.0, and operating systems including Microsoft Windows and macOS