Description: 2 x 1 1 x 2 Bi-directional HD multimedia interface switcher allows you to connect two high-definition sources like Blu-ray to a single display, and it also allows you to output single high-definition source to two displays. Support 4Kx2K@30HZ resolution 3D stereo visual effects, and HD audio, fine colors, high-definition picture quality. Synchronous transmission of audio and video, enjoy the best time with your family. Dual power for smoother play, 5V power interface and HDM-I two power supply methods prevent some devices from not supporting HDM-I power supply and causing the switch to fail to work. It adopts TS3DV642 main control chip and ensures stable transmission, no freeze. Plug and play, no power supply required, no external driver needed, install in seconds, and the power indicator light is easy to know the operation of the device. Suitable for most devices with standard HD multimedia interface. Output: Monitor, Projector, HD-Ready or HDTV etc. Input: for X Box, Computer, Notebook, DVD player, TV, for PS3, for PS4, Blu-Ray DVD etc. Specification: Product Name: Bi-Direction Switch Material: ABS PC Resolution: 4K x 2K 30HZ Interface Material: Gold-plated Colour: Black Functions: Dual modes switching One click operation 4K Bi-direction Size Chart: 4.6x5.7x2cm/1.81x0.79.24x2inch Package Includes: 1 Piece Bi-Directional HD multimedia interface switcher Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!