Features: Enhances your security systems with this 4 Channel Video Multiplexer, for seamlessly integration of multiple surveillances cameras. Featuring a 4 view capability with 1 input and 4 outputs, this device ensures high clearly video transmission for clear monitoring. Suitable for security professional, facility managers, and homeowners look for a reliability solution to monitors their premises more effectively. Perfectly for various environment such as retail space, office buildings, or residential properties where multiple area surveillances is required The multiplexer's user friendly installation and operate, coupled with its video capabilities, make it for maintaining robusts and detailed surveillances coverage. Specifications: Component:Metal Size:Approx.130x103x31mm/5.11x4.05x1.22inch Input:DC12V Transmission Distance:0-400m Support Pixels:480TVL/540TVL/700TVL/950TVL/1200TVL Package Includes: 1pc Transmitter 1pc Receiver note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.