1. Material: ABS 2. Input interface: USB 3. Output interface: USB 3.0x4 4. Transmission rate: 5Gbps 5. Supported systems: Windows, Mac OS, Linux 6. Four USB 3.0 ports can be used at the same time, which greatly expands the connection of laptops 7. Stable connection via keyboard and mouse for zero delay 8. Small size, light weight, easy to carry
