Adapter for analog phones with 2x RJ11 FXS ports (analog interface), 1x RJ-45 (LAN) 10/100 Mbps, and 1x Micro-USB port. Protocol: SIP (RFC3261). Power supply: DC 5 V, 1 A. Connect legacy devices to IP telephone systems. The TA series analog telephone adapters from Yeastar provide 1 or 2 analog interfaces for home users and small businesses to cost-effectively convert existing analog devices into IP-based networks. This solution is ideal for small businesses looking to quickly and conveniently integrate existing analog devices into a VoIP network. Use this solution in conjunction with Yeastar and third-party IP telephone systems to connect fax machines and analog phones. Suitable for companies wishing to transition their communication infrastructure to a SIP environment, as well as hotels and businesses with a large number of analog phones. Integration of legacy devices with TA into the local IP system allows analog endpoints to utilize the functionalities of the IP telephone system cost-effectively. By directly connecting analog phones and fax machines to the FXS ports of the TA series gateways or TA series analog telephone adapters, analog phones can function as extensions of the IP telephone system. Without additional investments in expensive IP phones, businesses can access VoIP networks using affordable analog phones.