about The Product1*4 Hdmi Splitter Distributes 1 Hdmi Source To 4 Hdmi Displays Simultaneously. It Offers Hd Video Solution For Super Market, Shopping Mall, Hdtv, Stb, Dvd, Projector Factory, Data Control Center, Information Distribution, Conference Room Presentation, Education And Training, Corporation Show Room, Home Theater, Etc.This compact HDMI splitter can reliably distribute a single HDMI source to four 4 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 3D Compatible If your devices support 3D Support compressed and uncompressed digital audio formats including DTS-HD Dolby True HD and LPCM71 Cascaded Large distribution achieved by cascading more HDMI amplifier splitter