[Telephone Interface]: 1-way telephone ports, supports inter-site calls, fits IP supermarkets, residences, cafes.
[Dual Function]: Integrates telephone signal transmission with 0/1 optional 100M network port, adapting to scenarios requiring both communication and network connectivity. FC fiber interface ensures stable signal transfer.
[Long-Distance Transmission]: 2km (multi-mode), 20~120km (single-mode); 850/1310nm (multi), 1310/1550nm (single).
[Reliable Voice]: FXS (75V ring, 25HZ) & FXO (600, 40dB); meets G.742/G.832; supports caller ID, reverse billing.
[Stable & Easy Use]: Large IC design, plug-and-play, low power (5W); fits telecom, governments, enterprises.