Specifications: SC FIBER ATTENUATOR PERFORMANCE INDEXES: Attenuation quantity:1,2,3,4,5,6,7,8,9,10,15,20,25,30dB Attenuation precision:5dB0.3dB;10dB0.5dB; 10dB10% Return loss:PC 45dB;UPC50dB;APC:60dB Operating wavelength:1310nm and 1550nm(sm),1550nm(DSF) Polarization related loss:0.1dB Operating temperature:40~70 Storage temperature:40~80 Types of connectors available: ST SC FC LC MU types