1.Compact plug-in design 2.Applicable for FTTH, FTTO & FTTD 3.Very thin 4. ... Faceplate.The optical socket employs a compact plug-in design, combines a Integration, Multi-function, Modern designconcept, adopts imported plastic, is of ... ., and allows easy use in different installation environments.· The clasp design of the cover has greatly reduced the installation strength.· It ...