The MS2-1x2-N from DiCon Fiberoptics is a Fiber Optic Switch with Insertion Loss 1.0 dB, Operating Temperature -5 to 70 Degree C, Optical Power 500 mW, Storage Temperature -40 to 85 Degree C, Wavelength 1290 to 1610 nm. More details for MS2-1x2-N can be seen below.