Specifications:

Insertion loss<=0.2dB.
Durability (500 Mating): 0.2dB Max Increase.
Operating Temperature: -40?c~85?c.
Storage Temperature: -40?c~85?c.
MX Fiber optic adaptor has Low insertion loss.
MX Fiber optic adaptor has High Precision Alignment.
MX Fiber optic adaptor has Glass Fiber housing.
MX Fiber optic adaptor is Environmentally stable and reliable.