Plug and play, no driver required You can quickly switch to the electronic product you want to use support 4K/30HZ Can be used to connect a mouse, keyboard, etc. Small size and easy to carry System Support: Windows XP or above Linux Fedora FC8 or above OS 10.6.2 or above. Product Features USB2.0 (480Mbps) high speed data transfer, can be used to connect the mouse, keyboard, and so on. Plug and play, no driver required Select any one of the two HMDI input sources as the output. supports 4K/30HZ. Note: PC1's and USB are connected to the PC1 computer, PC2's and USB connected to the PC2 above, the connection, there can not be a , for example, PC1 position of the HD connected to the PC1, USB connected to the PC2 such a situation, the connection is wrong will lead to the product can not work properly! The product can not work properly, need to check the connection of the cable is not 4K HD cable or need to unplug all the interfaces to power off, and then correctly connected, in order to use normally! Due to different batches, there may be differences in product appearance, color and text, which do not affect the use! Color: Black Material: plastic Package Contents: 1 x converter 2 x usb cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.