Poly ATA-400 – VoIP Adapter SIP

Overview

Poly ATA-400 – VoIP Adapter SIP is a professional-grade hardware solution designed to deliver reliable performance in modern business voice and collaboration environments powered by Cloud 504 Voice and other SIP-based services.

Key Features

• Allows existing analog phones and fax machines to work with VoIP
• Ideal for locations that still rely on legacy devices
• Helps migrate to cloud voice without replacing all hardware at once
• Compact design for easy placement near networking gear

Technical Details

• One or more FXS ports for analog device connectivity (model dependent)
• Support for T.38 fax relay and standard SIP signaling
• Ethernet connectivity to routers, firewalls, or switches
• Designed for interoperability with Cloud 504 Voice and standard SIP trunks

What’s Included

• Product or license as described in the title
• Access to Cloud 504 support resources for basic guidance

FAQ

• Is this compatible with Cloud 504 Voice? Yes. This item is intended to work within Cloud 504-approved VoIP and UCaaS deployments when properly configured.
• Can I use this with other providers? In many cases, yes. Most hardware and services follow standard SIP or integration practices, but Cloud 504 can only support configurations within our service scope.