The Bi-Directional DP switch allows the DisplayPort switcher to connect two DP source to a DP display or connect a DisplayPort source to toggle between two displays. The Splitter is backward compatible with all previous DP standards when you connect standard DP1.4 cable. The product need external power, and the DP selector box is easy to install and operate. When you simply press the button to swap signal, the indicator lights show the working status within one second. Type: Switch Hub Material: Metal Support Resolution: 8k@30Hz, 4K@ 120Hz, 1080P@240Hz Maximum Transmission Speed: 32.4Gbps Feature: Easy to Install and operation, High Transmission Speed Size: 8cm x 6.2cm x 1.8cm/3.15"; x 2.44"; x 0.71"; (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. Package Includes: 1 x Switch Hub 1 x Power Cable 1 x User Manual