Home > Products > Voice Fiber Optic Multiplexers > CLR-FXS-0800                 CLR-FXS-0800, CLR-FXO-0800       8 Channels Telephone POTS over Fiber Multiplexer, FXO/FXS Set                       Ordering Information                   CLR-FXS-0800 FXS 8 Voice  to Fiber Converter SM SC 20km CLR-FXO-0800 FXO 8 Voice to Fiber Converter SM SC 20km