Features: brand new and high quality 3.5mm audio port: stereo port supports microphone and earphone. 5 in 1 USB C Hub: Equipped with RJ45 Ethernet port, 3 USB ports, 1 3.5mm audio port for supporting your daily work and entertainment through 2 Type-c socket. Fast & Stable: enables you to fast charge your devices. 3 kinds of USB ports: USB 3.0 provides you high speeds. Plug & Play:No need to install any driver. Easy to connect Ethernet and add keyboard, mouse, USB flash drive to your laptop just by a lightweight Type C hub. USB3.0 port: can support USB U disk, card reader, mobile hard disk and other peripherals, the highest rate: 5Gbps.RJ45: 10/100/1000Mpbs adaptive. Specifications: Color: for grey Interface:Type C Material: aluminum alloy Transmission rate: 5Gbps Size: approx. 106x28x12mm/4.17x1.10x0.47in Ports: 3 × USB 3.0 ports 1 × RJ45 port 1 × 3.5mm audio port Package Includes: 1 x Type C hub note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!