3CH Analog Camera Extender Receiver&Transmitter Video Multiplexer Home Camera Accessories 1. It Can Extend 3 Channel Video Over One Coaxial Cable, Long Distance Transmission Up To 300meters. 2. Analog Camera Specific: Only Applicable To Ordinary Cameras, Not Suitable For Coaxial High-Definition Cameras 3. Adopting Analog Signal Transmission Technology: Easy To Install And Does Not Require Advanced Network Technology, Providing High-Resolution Images Suitable For Capturing Images In Very Dark Environments 4. Easy Wiring: Supports Multi Node Networking, Easily Solves The Problem Of Cable Damage And Rewiring During Maintenance 5. Plug And Play, No Need To Set Up: Modular Design Ensures Reliable And Flexible Equipment Without The Need To Change Terminal Device Settings, Maintenance Without Downtime, And Support For Hot Plugging And Unplugging  Specifications: Name: Analog Camera Extender Material: Aluminum Alloy Color: Shown As Picture Input Voltage: DC12V Transmission Cable: Single Core Coaxial Cable Transmission Distance: Within 0-300 Meters (Different Wire Transmission Distances Vary) Interface Type: BNC Working Temperature: -10°C~40°C Nominal Input/Output Level: 1Vp-P Nominal Input-Output Impedance: 75Ω  Package List: 1* Analog Camera Extender Receiver 1* Analog Camera Extender Transmitter 2* Power Supply Adapter