Feature: 1. Compatible 16 way HD Multimedia Interface output 2. 3840x2160P30HZ input and output are compatible 3. Multiple splicing support, easy to operate, Plug and play 4. Support six resolution outputs:1280x720@60Hz，1800x1350@60Hz，1920x1080@60Hz，1920x1440@60Hz，2560x1600@60Hz，3840x2160@30Hz 5. 24 display arrangements to fit your needs like pieces of a puzzle Specification: Specifications: Size: 43X10X2cm / 17X4X1.5in Weight: 1.05Kg / 2.3lb Operating Special Note (very important) : 1. HD Multimedia Interface cable must use 19 + 1 full needle of wire. 2.The use of image flipping (each image can be flipped independently) : Step 1, press the remote control“Mirror” button, wait for the OSD in the upper left corner of the image to display“Mirror”; Step 2, use the number button to operate, for example, you want to flip the sixth screen, you press the number“6” button. When you're done, remember to press the“Mirror” button again to exit the operating. 3.Switch the output port screen: first, press the remote control“Location” button, wait for the OSD in the upper left corner of the screen to show“Location”; second, use the digital keys to operate, for example, you want to select the 6th screen output, you press the number“6” button. When you're done, remember to press the“Location” button again to exit the operating. . Package List: 1*4x4 Splicer 1*Power Adapter1*User manual 1*Remote control