Features: This item have been set by factory with low frequency 455MHz, high frequency 465MHz and N female connector type, it is easy to build your Repeaters. It is adjusing between 400-470MHz, you can turn it by yourself when you have the tool. Unleashing communication capabilities with our Duplexer, featurings a highly power designs for superior signal transmission and extensive coverage. Equipped with N type connectors and duplexer functionality, this Repeaters duplexer ensuring stable signal quality. Suitable for professional radio engineers and technicians who demand a stable communication link, as well asenthusiasts seekings solution. Specifications: Material:Metal Frequency Ranges：400-470MHz Bandwidth：±200KHz Frequency Spacing：10MHz Isolation Loss：≤0.8dB Isolation：≥80dB Suppression：≥80dB Impedance：50Ω Maximums power Input：40-80W(50W） Standard Termination：N-Female Package Includes: 1Piece Repeaters Duplexer note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.