Product Introduction The HD one to four splitter allows the signal source of one HD input port to allocate four synchronous signals to four HDMI ports, outputting the same high-definition audio and video. The HD quarter splitter can allocate the HDMI signal sources of set-top boxes, DVD players, D-VHS players, and other HDTV devices into four consistent and synchronized HD signal outputs. Users can output and simultaneously connect signals to high-definition projectors, DLPs, LCD high-definition televisions, and other devices for synchronous display Working principle: The 1.1x4 HD splitter is a flexible hub suitable for various displays. Distributors can be connected to each other, and if two or more HD distributors are connected together, they can also form a larger distributor. 2. The HD splitter can connect the HD signal source to the input of the splitter, with four HD outputs at the output end. 3. This HD splitter supports audio and video signals. Product performance: 1. Connect four HD monitors simultaneously to display four identical images 2. Supports 720i, 720p, 1080i, 1080p 4K resolution 3. Support high-definition resolution up to 4K 30HZ 4. Fully supports HD1.4 5. Perfect support for HDCP 6. Small size, fast installation, simple operation, and plug and play Packaging includes 1 * Distributor 1 * cable