Four POTS (RJ11) FXO telephone lines over fiber multiplexer, SFP slot product series_stainless ferrules 9 miles] to Ports 2-5:

9 miles] to Ports 2-5: (RJ48) [1

29 Inside Diameter (mm) 32

max capacity(cores): 8

38 Print-On Area Height (mm) 9

Four POTS (RJ11) FXO telephone lines over fiber multiplexer, SFP slot product series_stainless ferrules 9 miles] to Ports 2-5:FRM220 FXO 4 is a 4 channel POTS (Plain Old Telephone System) over fiber converter extender. The four POTS interface uses a standard RJ 11C modular connector for each copper pair line. A pair of FRM220 FXO 4 and FRM220 FXS 4 is required to implement an end to end system. FXO mode connects to a telephone line (PSTN) or PBX station line and has the ability to detect ringing voltages and to act as a telephone. FXS mode is the reciprocal unit and has the