Description
The Fanvil PA2S SIP is a versatile SIP paging and intercom gateway that combines HD audio/video broadcast, emergency intercom, recording, and security trigger functionality in one compact device. It supports SIP (IP/RTP/RTSP) streaming and integrates seamlessly with VoIP platforms like Asterisk, 3CX, Free PBX, and more.

Key Features & Benefits
HD Audio Excellence: Supports wideband codecs (G.722, Opus) for broadcast-quality clarity across large coverage areas.
Integrated Amplifier: 10W–30W mono output (depending on input voltage), plus audio line‑out for external speaker expansion.
Multi‑Function Interfaces: 3.5 mm audio I/O, SIP Line support, relay control, recording output, button-trigger input/output for alarms or access control.
Video Integration: Connects via RJ45 IP camera for live video intercom and NVR recording linkage.
Cloud-Ready Management: Remote deployment and maintenance via Fanvil FDMS reduces onsite effort.
PoE or DC Power: Supports IEEE 802.3af PoE or DC 12–24 V input for flexible installation and greater reliability.
Compact & Durable Design: Small footprint (~150 × 110 × 60 mm, 300 g) with industrial-grade build for embedded or DIY deployments.
Ideal Use Cases
Campus, Industrial & Commercial Paging: Broadcast emergency notifications, announcements, or alerts via MP3 or audio stream.
Intercom & Access Control: Use built-in relay and input signals to trigger door entry systems or alarms. Supports live communication with video intercom capabilities.
Hybrid AV Deployment: Mix audio/video broadcasting, record events or messages, integrate with security systems—perfect for schools, hospitals, airports, and campuses.
Fanvil PA2S SIP Technical Specification
| Feature | Specification |
|---|---|
| Protocols | SIP, IP/RTP/RTSP |
| Audio Codecs | G.722, Opus |
| Amplifier Output | 10–30W Mono |
| Audio I/O | 3.5 mm Line In/Out, external speaker port |
| Relay & Control I/O | 1 relay output, button/switch input |
| Camera Interface | RJ45 for IP camera integration |
| Power Options | PoE (802.3af) or DC 12–24 V |
| Form Factor | ~150×110×60 mm; 300 g |
| Operating Temp | –30 °C to +70 °C |
| Mounting | Desktop, wall, or embedded style |
Final Thoughts on the Fanvil PA2S SIP Paging Gateway
In summary, the Fanvil PA2S SIP Paging Gateway is a powerful and flexible device for any modern IP paging or public address system. It supports SIP paging, audio broadcast, and intercom functions, making it ideal for schools, hospitals, offices, and industrial sites.
Moreover, its HD audio, support for G.722 and Opus, and stable PoE power ensure clear and reliable communication. The relay input/output, video intercom support, and NVR recording interface also make it easy to integrate into existing VoIP public address setups.
Additionally, the PA2S stands out because it is simple to install and works well with many SIP PA systems. This makes it a great choice for anyone looking to upgrade to an IP-based paging solution that offers strong performance and long-term reliability.
Overall, the Fanvil PA2S delivers clear sound, wide compatibility, and easy setup—making it a smart pick for anyone who wants a dependable and modern SIP paging gateway.

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