As the hub uses small and lightweight design, you can put it into your pocket and tack it to everywhere as your like. Owing to the video resolution up to 4K (3840 x 2160P/30HZ), it allows you to enjoy HD-compatible video experience. Made of high-quality PVC material, it is solid and durable. The length of the product is 17cm, the width is 5.5cm and the height is 1cm. You can enjoy for Switch games or for Samsung-DEX mode in TV mode. It is compatible with most HDTV, monitors, projectors and other devices with HDMI-compatible Port. No extra driver is needed. With 4K HDMI-compatible, USB 3.0, 100W PD charging ports, three ports can be expanded at the same time to meet your various needs. The transmission speed of USB3.0 can reach 5Gbps. Item Name: Docking Station Material: PVC Color: Blue, Red Interface: 4K HDMI-compatible, USB 3.0, 100W PD Features: Portable, High Speed, High Resolution Size Details: 17cm x 5.5cm x 1cm/6.69" x 2.17" x 0.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Note that since the for Switch itself only supports 1080P output, 4K cannot be reached. Note that this USB-C adapter requires external power for use with for Switch or for DEX mode. We recommend using original for Switch charger or charger with output greater than 39W to avoid affecting normal use. Package Includes: 1 x Docking Station