Specifications:This HDMI-compatible multi-port 6 in 1 adapter has various functions to meet your office needs.The HDMI-compatible resolution is up to 4K@30Hz so the picture quality is clear and delicate.Also, it uses high-speed USB 3.0 ports so it will be able to transfer high-definition movies, music, and more in just seconds even while using other devices.Moreover, it is widely compatible with different systems and it is easy to use which means plug and play.Furthermore, it is compact and lightweight so it would be very easy for you to carry.Additionally, it can be used for office, shopping mall and control room.Item Name: Expansion DockMaterial: MetalFeatures: Easy to Use, Portable, Fine WorkmanshipSize: 21cm x 2cm x 1cm/8.27" x 0.79" x 0.39" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Expansion Dock1 x User Manual