Product Description: 1. Input Interface: USB 3.1 Type-C interface 2. USB 3.1 Type-C interface is approximately 8.25*2.4mm 3. The USB 3.1 Type-C interface includes a 24-pin terminal, supporting forward and reverse plugging and unplugging. 4. Data transfer speed can reach USB 3.1 10 Gbps. 5. Ultra-thin design, mini size. Function 2: Gigabit network card connection, backward compatible with 100M network cables, both functions can be used simultaneously (commonly used for Apple MacBook Air 12-inch USB 3.1 connection, backward compatible with 100M network cables. Both functions can be used simultaneously). Product Name: USB 3.1 Type-C to Gigabit Ethernet Cable Interface / Apple MacBook Air 12-inch USB 3.1 to Gigabit Ethernet Card. The 3.1 interface can be connected in both directions. Product Description: 1. Input Interface: USB 3.1 Type-C interface 2. USB 3.1 Type-C interface is approximately 8.25*2.4mm 3. The USB 3.1 Type-C interface includes a 24-pin terminal, supporting forward and reverse plugging and unplugging. 4. Data transfer speed can reach USB 3.1 10 Gbps. 5. Ultra-thin design, mini size. 6. Output Interface: Gigabit network cable RJ45 network card connection, backward compatible with 100M network cables. (Commonly used for Apple MacBook Air 12-inch USB 3.1 output to connect to a Gigabit network card, backward compatible with 100M network cables.) Product Features: No driver, no CD required, automatic installation.