Blueendless Type-C Expansion Dock Multifunctional HUB Docking Station Features: 1. 5Gbps high-speed transmission 2. USB3.0 interface for external mousekeyboard, sensitive response without delay, more convenient typing 3. Aluminum alloy shell, sturdy and wear-resistant, fast heat dissipation 4. Support OTG function, pictures, movie documents can be read at any time 5. Plug and play, sensitive response 6. The interface is plug-in and unplug-resistant, easy to access, no jamming, no looseness 7. Multi-system compatible, plug and play Product parameters: 1. Material: aluminum alloy 2. Interface: HC402-US3.0 x 4; HC502-US3.0 x 3 + SD+TF 3. USB transmission rate: 5Gbps 4. Output interface: Type-CUSB two-in-one 5. Cable length: 15cm 6. Product size: about 32 x 119 x 14mm 7. Weight: HC402-about 49g, HC502-about 55g 8. This product is manually measured, and there may be an error of 0.1-0.2 mm and 0.1-0.2 grams in length and weight; there may be a slight color difference due to display and light problems. Please refer to the actual product! 9. Note: The delivery only includes the docking station, not other items in the picture!