Features: Experience efficient signal transmission with our 4channel BNC Passive Twisted Pair Transmitter, to minimize signal attenuation and ensure clear, stable picture across your surveillances systems. This transmitter boasts broad compatibility with various CCTV cameras and recording devices, making it suitable for diverses closed circuit monitoring systems without the need for additional power. Suitable for homeowners look to expand their security setups, businesses aiming to enhances store or office safety, and professional installers seekings reliable solution for clients. Perfect for home surveillances in every corner, commercial space like shops and warehouse, and public facilities such as schools and parking lots to ensures comprehensive security coverage. Builts with durability plastic materials, this transmitter offer excellent wear resistance and antiaging properties, ensuring long terms use and reliability in any security networking setups. Specifications: Component:Plastic Length:Approx.9cm/3.54inch Input Port: Bnc Female Socket (With Extension Cable) Output Port:RJ45 Support Signal: HDCvi/Cvbs Transmission Distance: 720p/960p/1080p≤300m Package Includes: 1pc BNC Video Extender 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.