Yeastar YST-O2 2 FXO Ports Analog PSTN POTS Module for S and P Series VoIP PBX

• Adds 2 FXO ports to terminate analog PSTN (POTS) lines
• Compatible with Yeastar S-Series (S20, S50, S100, S300) and P-Series
• Supports signaling modes: Foreign Exchange Office and PLAR
• Includes advanced echo cancellation for clear voice communication
• Modular design allows for easy installation and system scalability
• Ideal for connecting your PBX to traditional telephone service providers
• Plug-and-play installation directly inside the PBX chassis

• Ports: 2 x RJ11 FXO
• Ring Frequency Detection: 15~50 Hz
• Ring Voltage Detection: 30+ VRMS
• Termination: PSTN Lines
• Echo Cancellation: Supported
• Compatibility: S412, S20, S50, S100, S300, P550, P560, P570
• Weight: Approx. 0.05 lbs (22g)
• Dimensions: 3 x 3 x 0.6 cm

• 1x Yeastar O2 Module
• 1x Installation Guide

• Monrovia, CA 91016
• Austin, TX 78723

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