| One FXS port for VoIP & fax | One FXS port lets you make and receive calls and faxes over the internet using SIP-based VoIP and T.38 services. Multiple Poly ATA 400 devices can be used in a single room. |
| Simple deployment | Effortless deployment with Poly ATA 400: connect analog phone, power source, and internet for a seamless transition to digital IP communication. Repurpose phones in minutes with a simple setup. |
| Analog to digital made easy | Poly ATA 400 helps analog telephony join the digital world, transitioning from Public Switched Telephone Network (PSTN). As regions worldwide shift to digital networks, our solution keeps you connected. |
| Wi-Fi via USB | With a WiFi USB adapter, sold separately, you can access Wi-Fi for VoIP even when ethernet isn't available, keeping your communication flowing smoothly in any situation. |
| Communication platforms | The Poly ATA 400 works with your existing infrastructure. The Poly ATA is Zoom certified and Microsoft supported through Microsoft Teams SIP Gateway. |
| Legendary Poly audio quality | Bring clearer communication to your analog phones with high-quality sound built on Poly’s decades of audio expertise. |