8ch POTS（FXO/FXS）Telephone Over Fiber Mux

Discover the 4Ch POTS (FXO/FXS) Telephone over Fiber Mux, a robust solution for extending telephone lines over fiber optics. Ideal for industrial use, it supports 4 channels, caller ID, fax, and flexible network connections with no SNR degradation. Perfect for point-to-point, cascaded, or distributed setups.