This mechanism with 2 RJ11 connection points is used to connect 2 telephones or a fax and a telephone. It is connected in a star configuration to the central connection cabinet. The flush-mounting frame has interior dimensions 45x45mm and exterior dimensions At the right and left sides, the flush-mounting frame is equipped with folded-up dovetails, allowing for a quick and perfect horizontal coupling of several switches. The folded-up edges on the outside of the base and their continuation to the inside ensure additional robustness. The bases can be coupled vertically with a centre-to-centre distance of 60 x 71 mm by sliding them into each other. They automatically lock into place. For horizontal coupling of bases with a centre-to-centre distance of 71 mm, the base is equipped with two pre-formed lips at the bottom. By folding these lips down over a length of 1 mm, this rests perfectly on the one below and the centre-to-centre distance of 71 mm is guaranteed.x71mm and is fitted with claw fixing. A finishing set and flush surround plate in the colour of your choice must be ordered separately.