FarSail 1 in 4 out HDMI Audio Splitter, Supports 2K x 4K 1080P and 3D VIEW HD CONTENT ON FOUR DISPLAYS:Farsail HDMI splitter lets you use four screens (HDTV, monitor or projector) with one HDMI source. It will take any HDMI A/V signal (from Blu-ray, PS3, cable receiver, PC etc.), duplicate it and send it to 2 displays simultaneously. Both displays will have the exactly same video and audio format. HDMI VER1.4 AND HDCP COMPLAINT:HDCP 1.4 Protocol compliant.3D HDMI 1.4a video format support. 3D video support including frame packing for all 3D formats up to a 297MHZ TMDS clock. INTRODUCTION:Apply to all the HDMI devices in the market such as digital HDTV, plasma displayers, LCD monitor, STB, PC, PS4, DLP,, Xbox, DVD players, Blu-ray, digital cameras, audio and video receiver, practical video, connection between projector systems, signal amplification. It is perfect for the projector factory, conference presentation, school or corporate training environments. PACKAGE INCLUDES:1*HDMI 1x4 Splitter1,1*5V DC Power Adaptor,1*User Manual,1 Year Warranty by Farsail. <span class="a-text-bold">FARSAIL FS0104B HDMI Splitter</span> Distributes one HDMI Source to four HDMI Displays Simultaneously, It offers HD Video Solution for Super Market, Shopping Mall, HDTV, STB, DVD and Projector Factory, Noise, Space and Security Concerns, Data center control, Information Distribution, Conference Room Presentation, School and Corporate Training Environments. Input Video Signal: 0.5-1.0 volts p-p Input DDC Signal: 5 volts p-p (TTL) Max Single Link Range: 4K X 2K@30HZ HDCP 1.4 Protocol compliant Resolutions DTV/HDTV:576i/576P/720p/1080i/1080p/2160p HDMI Version: HDMI 1.4a Digital audio format: DTS-HD/Dolby-true-HD/LPCM 7.1/ DTS/Dolby-AC3/DSD 3D video support including frame packing for all 3D formats up to a 297MHZ TMDS clock One HDMI 1.4V signal input split to Four HDMI 1.4V sink devices Support deep color 30bit, 36bit, blue-ray 24/50/60fs/XvYCc Support Signal Retiming Support 3D and CEC &#034;Firstly, check if the LED lights, if the power supply is in good condition and well connected. Secondly, make sure all cables are in good condition and well connected. Thirdly, make sure the length of the cables is within the maximum supported length of this splitter. Lastly, please try to connect the input source to the display directly to see if it display normally. &#034; The splitter will display at the lower one to both displays Super Market, Shopping Mall School and Corporate Training Environments Home audio system