The FTA5111 is an integrated VoIP adapter with 1 FXS port, 1 FXO port, and 2 LAN ports, offering both VoIP and PSTN call support. Ideal for small businesses, SOHO, homes, and hotels, it provides seamless data connections for devices like PCs and printers. Featuring SIP V2.0 compatibility, SNMP, and TR069 for centralized management, it ensures easy deployment and robust performance. Key features include Survivability and Continuity (SAS) for uninterrupted communication during failures, toll call prevention, and LED indicators for operational status. The FTA5111 delivers reliable and high-quality voice communication without needing a PC.