TA Series FXS VoIP Gateway with 32 FXS ports (analog interfaces) and 2x RJ21. Standalone FXS VoIP gateway with carrier-grade features and high reliability. Fully compatible with SIP and IAX2, providing flexible call rules. 3-way conferencing. Radius accounting and login. Web-based management. Analog extensions for IP telephony systems. By directly connecting analog phones and fax machines to the FXS ports of the TA Series gateways or analog telephone adapters of the TA Series, analog phones can function as extensions of the IP telephony system. Without additional investments in expensive IP phones, companies can access VoIP networks using affordable analog phones. Connect existing telephone systems with SIP trunks. The TA Series instantly connects legacy devices to cost-saving SIP trunks. You can also connect analog phones and fax machines to the TA Series SIP trunks. This way, companies can not only preserve existing investments but also access VoIP easily and conveniently. VoIP for hotels with TA. The TA Series connects existing analog guest phones to the VoIP network, supporting guest communication with high-quality voice calls and MWI (Message Waiting Indicator). For hotels that wish to retain their existing hotel phones, implementing TA Series FXS gateways is a cost-effective and straightforward solution.