... Description(male to female) FC Adapter type Fiber optic attenuator with 500MW input power and OEM ... than 65 dB (APC)Attenuation Accuracy:+/-0.5 (1-10)+/-1.0 (11-30)Polarization ... communication equipment,optic cable ,electric cable ,adaptor,attenuator,conector ,lan cables(cat5e.cat6e ),patchcable,loopbacks ... (male to female) FC Adapter type Fiber optic attenuator with 500MW input power and OEM service ...