HT813 IP adapter for analogue telephones

Hybrid ATA with FXS and FXO ports

The HT813 is an analogue telephone adapter with an FXS and FXO port, which offers the option to integrate analogue subscribers in VoIP environments or to connect them to the public network via the analogue line (FXO). Via the directly connected FXS/FXO combination, the HT813 offers lifeline support. This ensures system security and functionality due to the independent power supply via the analogue exchange (FXO), even in the case of on-site power failure. The HT813 offers high reliability, faxing functions and a wide range of telephone functions.