Among the distinctive features is easy installation due to a solid housing and adaptability to the building entrance conditions, as well as simplicity of interconnection into a set inside or outside the housing.
Ena od najpomembnejših značilnosti je enostavna vgradnja zaradi togosti ohišja, prilagodljivosti pogojem vnosa v objekt in enostavnosti medsebojnega povezovanja v celoto zunaj ali znotraj ohišja.