1. Upstream port: USB-C & USB 3.0 2. Downstream port: USB 3.0 x 1 (5Gbps Data) + USB 2.0 x 3 (480Mbps Data) + USB-C (5V input) 3. Widely compatible with Mac OS, iOS, Windows and Android systems 4. Plug and play, no driver installation required, easy to use 5. Supports the simultaneous use of four devices to avoid wire entanglement and facilitate office work and study. 6. Wire length: 0.5m 7. Material: ABS
