Specifications
It is used to reduce the signal strength (attenuation) in coaxial cable systems, such as for cable TV (CATV) or satellite signals.
The amount of attenuation is fixed and typically indicated by a number on the colored band (e.g., 6 dB, 10 dB, 20 dB, etc.).
It features F-type connectors, common in residential video distribution systems.
These devices are passive components, meaning they do not require external power.