The 4 Port HDMI Splitter can reliably distribute a single HDMI source to two synchronized outputs. More outputs can be created by cascading multiple splitters. Ideal for setting up HD video entertainment or informative displays in offices, shopping centers, conference rooms, schools, and training facilities. This HDMI switcher supports all HD formats ,ideal for home theater systems. Features: Support HDMI 1.4b 1 HDMI input, 4 HDMI output, can achieve synchronous seperation of HDMI audio signal. Support 1* SPDIF optical digital audio output and 1*L/R stereo analog audio output. Support HDMI resolution up to 4K/30fs. Support 3D. Support SPDIF digital audio formats: Support 5.1CH output. Support 2 reading modes of audio EDID(2CH/5.1CH) and can be switched between stereo output and 5.1CH audio output. Output LED indicator: when output interface is working, corresponding LED will light up. Adopt 24bit/192KHz DAC chip to ensure high-quality sound. No loss of signal. Simple installation. Powered by DC 5V/1A external power adapter.