?Intimate warranty?: We offer a 12-month warranty for laptop docking station. Please do not hesitate to contact us if you have any questions or requests. ?Plug and Play?Our docking stations are plug and play, stylish and portable in design, durable aluminum and high temperature resistance make them easy to work and learn in different environments. ?Universal compatibility ?USB hubs are compatible with a variety of devices, including laptops (macbook, Lenovo, Dell), smartphones, and more. It is available for Windows 10, 8, 7, Linux, XP, Mac OS, and other systems. When you're not sure if your device is compatible, ask customer service directly. ?High-speed transmission?The usb c hub supports 480mbps and 5Gbps rate transmission, while supporting 4K@30HZ frame rate display and 100W charging, making file, video and music transmission fast and clear;USB2.0 card reader,support SD/TF card,support simultaneous reading and writing of two cards. ?Docking Station 8 in 1 ?:USB C Hub are equipped with 1*4K HDMI,1*100W PD Charging, 2*USB2.0,1*USB 3.0,1*SD,1*TF and 1*RJ45 Ports.Provides the ability to transfer data, expand connected devices and charge.Suitable for computers, tablets and other devices to connect to mice, card readers, USB drives, etc.