The SLTS-2x2-9N from Sercalo Microtechnology is a Fiber Optic Switch with Insertion Loss 0.4 - 0.9 dB, Operating Temperature -5 to 70 Degree C, Polarization Dependent Loss 0.03 - 0.07 dB, Storage Temperature -40 to 85 Degree C, Wavelength 1240 - 1640 nm. More details for SLTS-2x2-9N can be seen below.