With the Nedis 2 x 4 Port HDMI Matrix you can connect 4 HDMI sources with 4 screens. Think of a Blu-ray player, external decoder or game console. The supplied remote control provides extra ease of use. This way you can easily switch between the connected devices and screens. Because the signal is amplified, you can easily use long HDMI cables. The matrix is suitable for displaying 4K and 3D signals.