Enhance your video surveillance system with this high-performance 4 Channel Video Multiplexer, designed for reliable and flexible operation. Featuring a robust iron shell construction, this multiplexer supports plug and play functionality with hot swap capability, eliminating the need for terminal equipment adjustments or debugging. It offers seamless integration into existing setups, providing efficient and diversified video signal management. Key Features: · Plug and Play Design: Supports hot swap without requiring any configuration changes, enabling quick and easy installation for immediate use. · 4 Channel Multiplexing: Simultaneously transmits one channel pass-through signal and three superimposed signals, expanding the versatility and scalability of your surveillance system. · Anti-Interference Modular Design: Engineered to effectively resist signal interference, ensuring high-quality and stable video transmission for clear monitoring. · Long Distance Transmission: Supports transmission distances up to 400 meters (437.4 yards) via single core coaxial cable, ideal for long-range surveillance installations. · Durable Iron Shell: Provides sturdy protection for internal components, enhancing durability and longevity under various operating conditions. · Wide Operating Temperature Range: Functions reliably in environments from -20℃ to 70℃, suitable for diverse installation scenarios. Specifications: · Item Type: 4 Channel Video Multiplexer · Material: Iron Shell · Transmission Distance: 0‑400m (437.4yd) · Interface: BNC Head · Input Voltage: DC 12V (Power supply not included) · Transmission Cable: Single Core Coaxial Cable · Operating Temperature: -20℃ to 70℃ Package Includes: · 1 x 4 Channel Video Multiplexer This 4 Channel Video Multiplexer is an essential component for expanding and optimizing analog video surveillance systems, offering reliable multi-channel transmission with excellent interference resistance and long-distance capability. Its user-friendly plug and play design combined with rugged construction makes it perfect for professional and residential security applications.