Feature: 1. This 2X2 splicer supports 1 HDMI input and 4 HDMI outputs. The main function is to divide a complete HDMI high‑definition image signal into 4 blocks and assign them to 4 video display units (such as rear projection unit, LCD TV, etc.). ), complete a large screen with a dynamic image composed of 4 hdmi HD video display units. 2. Made of metal material, anti‑interference, corrosion resistance, easy heat dissipation and long service life. 3. It is powered by 12V and has over‑current protection for stable performance. 4. The gold‑plated interface effectively reduces data transmission loss and improves signal transmission efficiency. 5. Support HDMI1.4 input, support 4 HDMI output. Supports 1920 x 1080P 24/30/50/60Hz and below input. Support 1920 x 1080P@60Hz HD resolution output. 6. Support a variety of stitching, plug and play, easy to operate. Support for splicing 2X1/3X1/4X1/1X2/1X3/1X4/2X2. Specification: Item Type: LED Video Wall Controller Material: Iron Shell Gross Weight: Approx. 739.00g Packing Size: Approx. 24.50 x 17.40 x 5.80cm / 9.6 x 6.9 x 2.3in Power Supply: 12V/1A HDMI: 1.4 Resolution: 1920 x 1080P@60Hz Input Distance: ≤ 5 Meters/16.4ft Output Distance: ≤10 Meters/33ft Remote Control Battery: 2x AAA Batteries (Not Included). Package List: Video Wall Controller x 1Instruction Manual x 1Adapter x 1Remote Control x 1 Note: Try to use 2x2 mode, other modes will stretch or shrink the image.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.Products can only be rotated in 2x2 mode, other modes need to purchase their own video rotator to assist (only 180 degrees of rotation)HD cable length should not exceed three meters, the wire material is at least 19‑1 pure copper wire