1.2CH Video Multiplexer for Security System with Signal Transmission Distance up to 500m Function and purpose Twochannel video multiplexer for security systems. Enables two camera inputs to be transmitted over a single line for monitoring and recording, supporting efficient integration into existing CCTV setups. Transmission distance and performance Supports signal transmission up to 500 meters. Designed to maintain signal integrity over long cable runs, helping to reduce wiring complexity in larger facilities. Actual performance depends on installation practices and cable quality. Compatibility and integration Compatible with common security camera sources and standard surveillance configurations that require multiplexed video output. Suitable for use with typical monitoring displays and recording devices in security systems. Size and materials Size and enclosure material are not specified in the provided information. No additional physical specifications are included in the current listing. Practical use scenarios Small business surveillance: Two entry or front cameras feed into a single central monitor or recorder located up to 500 meters away, simplifying cable routing in the store. Warehouse perimeter monitoring: Two remote cameras along the perimeter transmit to a central security room, reducing the number of separate cable runs. Temporary event security: Two cameras deployed at separate points can be multiplexed to a single control station for quick setup and centralized monitoring.