new and high quality this 2x2 TV video wall controller, supports 1 channel input and 4 channels output, the main function is to divide the complete HD signal into 4 pieces and connect to 4 video display units (such as rear projection unit, LCD TV, etc. ), equipped with 4 high-definition video display units to form dynamic pictures. Supports 1 input, supports 2.0 input, supports 4 outputs, supports input resolution up to 4K, supports output resolution 1920x1080P, supports multiple splicing modes, simple operation, plug and play Note: 1. This product is only for horizontal screen, 2. 180 The degree flip feature only works in 2x2 mode with two screens. Plug type: European plug, suitable for Indonesia,,,,,, etc. Voltage: AC100-240V Color: Black Material: Iron Case Packaging Contents: 1 x 2X2 TV wall controller, 1 adapter, only the above packaging content is included, and other products are not included. Note: Light reflections and different monitors may cause the item's color to differ slightly from the actual item. The measurement allowance is +/-1-3cm.