Item Type: TV Wall Controller Material: Aluminum Alloy Input Resolution: HD Multimedia Interface 1.4 640 x 480 85HZ to 3840 x 2160 30HZ Splicing Screen Resolution: 3840 x 2160 30HZ Color: 24bit,16.77 Million Colors Voltage: 100-240V Remote Control Battery Specifications: 2 x AAA Batteries (Not Included) Package List 1 x TV Wall Controller 1 x Manual 1 x Power Cord 1 x Remote Control (Battery Not Included) 1WIDE COMPATIBILITY: This TV wall controller is compatible with a variety of input devices, such as computers, set top boxes, laptops, for PS3, for PS4, etc. 2METAL MATERIAL: The body of the TV wall controller is made of full metal, anti interference, corrosion resistance and easy heat dissipation, longer service life. 3HD PICTURE QUALITY: TV wall processor supports 3840 x 2160 30HZ high definition resolution, presenting high color space, making the picture more delicate and clear. 4MULTI SPLICING MODE: HD Multimedia Interface video wall controller, support a variety of splicing mode. Suitable for video conferencing, outdoor screen display, monitoring, etc. 5NO DELAY: Splicing video controller performance is stable, switching without delay, no distortion. Anti slip design, can be placed firmly on the desktop.