Yeastar O2 Module
2-Port FXO Module for Terminating Analog PSTN Lines
Yeastar O2 Module provides two FXO ports via RJ11 connectors, designed to terminate analog PSTN (POTS) lines and integrate them into VoIP PBX systems. Compatible with both the Yeastar S-Series and P-Series PBX platforms, it enables seamless analog-digital convergence. It supports multiple signaling modes including PLAR, FXS/FXO standards, and echo cancellation for enhanced voice quality. Ideal for businesses needing to bridge traditional telephony infrastructure with modern IP systems.
Key Features:
- 2 FXO ports via RJ11 connectors
- Supports PSTN line termination for analog integration
- Compatible with Yeastar S-Series and P-Series PBX
- Echo cancellation and ring voltage detection
- PLAR and foreign exchange signaling modes
Product Specifications:
- Model: O2 Module
- Port Type: 2 × FXO (RJ11)
- Supported PBX Models: S412, S20, S50, S100, S300
- Ring Frequency Detection: 15–50 Hz
- Ring Voltage Detection: 30+ VRMS (depending on FXO mode)
- Line Termination: PSTN (POTS)
- Signaling Modes: Foreign Exchange Office, Foreign Exchange Station, PLAR (Private Line Automatic Ringdown)
- Echo Cancellation: Supported
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