2x2 Video Wall Controlle support 1-way HDMI /DVI input and 4 HDMI Output,the main function is to divide a complete HDMI HD image signal into 4 blocks and assign to 4 video display unit(such as Rear projection unit,LCD TV,etc),Complete with 4 HDMI hign-definition video display units to form a large dynamic image screen Package List: 1xTV Video wall controller 1x DC Power adapter 1xRemote control(without battery) 1xUser manual.
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