Yeastar O2 Module(2FXO) YST-02

The Yeastar O2 Module, designated as YST-02, is an expansion module designed for use with Yeastar’s S-Series VoIP PBX systems. This module provides two FXO (Foreign Exchange Office) ports, which are used for connecting analog telephone lines (PSTN lines) to the VoIP PBX system.

key features and functions

1. FXO Ports: The module comes with two FXO ports, allowing you to connect traditional analog phone lines from your telecommunications service provider to your Yeastar S-Series PBX system. FXO ports are used to receive incoming calls from the PSTN and route them through the VoIP PBX.
2. PSTN Connectivity: By connecting the module to analog phone lines, you can benefit from both VoIP and traditional PSTN connectivity. This can be useful for redundancy, failover, and ensuring reliable communication.
3. Integration: The O2 Module is designed to seamlessly integrate with Yeastar’s S-Series VoIP PBX systems, expanding the system’s capacity for PSTN line connections.
4. Hybrid VoIP and PSTN Solution: With this module, you can create a hybrid phone system that leverages the advantages of both VoIP and PSTN technologies, allowing you to make and receive calls through different channels.
5. Configuration and Management: The module’s configuration and management are typically handled through the Yeastar S-Series PBX’s web-based user interface. This interface allows you to configure the FXO ports, set up inbound and outbound routes, and manage call routing rules.
6. Compatibility: The Yeastar O2 Module is designed specifically for use with Yeastar’s S-Series VoIP PBX systems, ensuring compatibility and ease of integration.
7. Scalability: If you need to expand your system’s capacity for PSTN connections beyond the two FXO ports provided by the O2 Module, Yeastar offers additional modules and expansion options to meet your requirements.
8. Telephony Features: The module allows you to utilize the telephony features provided by the Yeastar S-Series PBX system, including call routing, call recording, voicemail, IVR (Interactive Voice Response), and more.
9. Caller ID Support: It typically supports Caller ID functionality, allowing you to view caller information for incoming calls from the PSTN.
10. Emergency Services: PSTN connectivity can be crucial for ensuring access to emergency services in case of power outages or VoIP network issues.