Control Freq | Help Centre: LANDLINE-4G PSTN landline simulator

LANDLINE-4G | PSTN Landline Simulator


The LANDLINE-4G requires only a power supply, which is supplied, and connection of the two wires that would otherwise connect to a landline.

When powered, the LANDLINE-4G puts out a simulated landline from terminals Ta & Tb.

SIM Cards

Please ensure your chosen SIM card supports 4G-VoLTE after the 3G mobile network shutdown to ensure voice functionality operates reliably. 

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