CLSI-027M2 is a VDSL2 over ISDN 4B3T splitter. It separates line signal from subscriber side into ISDN signal and VDSL signal for VDSL modem.
CLSI-027M2 has been designed for both indoor desktop application with three RJ11 ports (LINE, MODEM, ISDN/POTS) and indoor wall-mounting with two open holes. Moreover, it can be installed in outdoor small MDF matrix with 6-pole terminal block.