Specifications: This compatible with-compatible multi-port 6 in 1 adapter has various functions to meet your office needs. The compatible with-compatible resolution is up to 4K30Hz 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 Dock Material: Metal Features: Easy to Use, Portable, Fine Workmanship Size: 21cm x 2cm x 1cm/8.27 and quot; x 0.79 and quot; x 0.39 and quot; (Approx.) Notes: Due to the light and screen setting difference, the item and 39;s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. and nbsp; Package Includes: 1 x Expansion Dock 1 x User Manual Easy to Use, Portable, Fine Workmanship Metal Expansion Dock Easy to Use, Portable, Fine Workmanship Metal