The Cablexpert DSP-2PH4-03 is a compact HDMI splitter designed to distribute a single video source to two separate displays simultaneously. It supports resolutions up to 4K (3840 x 2160) at 30 Hz using HDMI version 1.4, ensuring a clear picture for your connected monitors or televisions. To maintain signal integrity over longer distances, the device includes signal retiming and a video amplifier, allowing it to work with cables up to 20 meters when using AWG26 wiring. This black device is small and unobtrusive, measuring 70 x 60 x 20 mm and weighing only 120 g, so it fits easily behind a TV or inside a media cabinet. It is powered by an included 5V DC adapter, providing the stable energy needed to handle a bandwidth of up to 225 MHz. This setup is useful for anyone needing to mirror a computer or gaming console across two screens in a home or office environment.