The 5-piece LC/A damper FM female to male SC/A FC /A 0db 5db 10db 7db 15db 3db 1db fibre FTTH connector is a set of 5 attenuators that provide precise attenuation for fibre optic connections. These attenuators are compatible with SC/A and FC/A connectors making them versatile for various applications. They are ideal for FTTH (Fiber to the Home) installations and can be easily installed and used for signal adjustment. With different dB levels available, these attenuators provide flexibility in signal attenuation.