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Cisco EM2 HDA 4FXO Voice Fax Module with 4 Port FXO

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The Cisco Systems EM2-HDA-4FXO module provides 4 FXO ports for connecting PSTN lines, enabling reliable voice and fax communication through compatible enterprise routers.

OVERVIEW

  • The Cisco EM2-HDA-4FXO network module is designed to expand router capabilities by adding analog voice connectivity through FXO ports. It allows direct integration with PSTN lines, enabling businesses to manage voice and fax communication efficiently within their network infrastructure.
  • This module is suitable for organizations that need to bridge traditional telephony systems with IP-based networks. It helps maintain consistent communication while supporting hybrid deployments that combine VoIP and analog services.
  • With its compact design and compatibility with supported Cisco platforms, the EM2-HDA-4FXO module provides a practical solution for enhancing voice connectivity without requiring major infrastructure upgrades.

USE CASES

  • Connecting routers to PSTN lines for voice communication
  • Voice and fax transmission over analog networks
  • Expanding router voice interface capacity
  • Hybrid VoIP and traditional telephony environments
  • Branch office communication setups 

KEY FEATURES

  • 4 FXO ports for analog PSTN connectivity
  • Supports voice and fax communication
  • Enables integration with legacy telephony systems
  • Designed for enterprise router expansion
  • Compact and easy-to-install module
  • Stable performance for continuous communication

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Part Number: EM2-HDA-4FXO
  • Ports: 4 × FXO analog ports
  • Function: Voice and fax expansion module
  • Connectivity: PSTN analog line support
  • Compatibility: Supported Cisco router platforms
  • Form Factor: Network expansion module

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