Features: Extend 3 Ports USB 3.0, Support super speed up to 5Gbps, backward compatible with USB 2.0/1.1; With SD/TF slot, can read 2 cards simultaneously; Compatible with SDXC, SDHC, SD, Micro SDXC, Micro SD, Micro SDHC etc; PD port support fast charging The RJ45 port support 1000Mbps transmission rate