Low Loss - This pl259 male to male cable provide a very low loss to your system. The inner cable is made of aluminum foil and tinned copper braid shields, it would make the max protection for the signal over large distance.The signal loss of this uhf coaxial cable is less than 1.2db on 450mhz. | Low SWR - Swr of this pl259 cable is less than 1.35. Every VHF UHF cable was checked and tested with USA KEYSIGHT E5071C ENA network analyzers to confirm its quality. It is works great for CB ham radio, SWR meter, CB Radio, Two Way Radio, Mounts, Walkie Talkies etc. It would allow transfer signal accurately. This KMR400 cable is LMR400 equivalent. | Prevent Fall Apart or Break - The connection length of low loss pl259 male to pl259 male cable has up to 2.2" heat shrinking tube with lined adhesive which is longer than other 1.1” cable. And the connector is use clamp design but not crimp. It would provide a heavy duty and professionally connection. It is very heavy duty and connectors are well integrated into cable. They are preventing breaking easily when using. | Great Quality and Durable - It is a uhf coax cable with PL259 plugs on the both ends. The shrink tubing of this pl-259 cable is built with an adhesive inner wall, sealing against moisture and water or other contaminants. It is very sturdy to work well in outdoor extreme weather. | Professional Produce - MOOKEERF is a professional manufacture of UHF CB jumper cable, which is produce coaxial assemblies over 10 years. We are confident with the quality of our product and willing to provide 12 months warranty and 100% satisfaction guarantee.