SIP Paging Adapter

Your Professional SIP Paging Adapter Supplier

Founded in 2013, Xiamen Vnetpa Technology Co., Ltd is a high-tech company integrating R&D, production, and sales. We specialize in the core technologies of IP audio communication, with a strong focus on IP voice paging systems and SIP-based audio communication.

We offer a diverse product range, including aesthetic ceiling and wall-mounted speakers for indoor solutions, as well as durable horn and column speakers designed for outdoor applications, all delivering premium sound quality.

VOIP Paging Adapter
Item NO.: NS-T21
Features: 15W; Compatible with SIP; MIC, Headset, Speaker interfaces, 2×IO alarm input, 2×Relay out; PoE+LAN interfaces, Reset control
Payment: T/T, Western Union,...
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SIP Paging Gateway
Item NO.: NS-T20
Features: 15W; Compatible with SIP; MIC, headset, speaker interfaces, 2×IO alarm input, Relay out; PoE Power, Reset and volume control
Payment: T/T, Western Union,...
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Why Choose us

Quality Certification

Our solutions are backed by CE and FCC certifications, ensuring top-tier performance and compliance with international standards for enhanced reliability and safety.

24-hour online support

Prompt response within 24 hours, complemented by comprehensive technical and sales assistance.

OEM/ODM services

A dedicated professional team providing reliable and customized OEM and ODM solutions.

Parameter

Networking
Interface	10/100 Base-TX, RJ45
Supported Protocols	SIP, HTTP, HTTPS, IPv4, TLS, RTSP, RTP, RTCP, DHCP, DNS, NTP, TCP, UDP, IGMP, ICMP, ARP
Security	Password protection, IP address filtering, Digest authentication, User access log
Audio
Amplifier	15W
Decoding	OPUS 48KHz, MP3 44.1KHz, G.722-ADPCM 16KHz, G.711-PCMU 8KHz, G.711-PCMA 8KHz, G726 8KHz, GSM 8KHz, LPCM-16bit-Stereo/Mono 44.1kHz
VoIP
Protocol	SIP (compatible with VoIP, SIP devices such as IPPBX, IP Phone)
Functions	2 SIP Accounts SIP Direct IP Call, RTP Multicast
Codecs	OPUS,G722,G711U,G711A
General
Dimensions	112 × 105 × 29 mm
Power Supply	PoE or DC 12V
Interface	2×LAN, 1× MIC input, 1×Headset output, 1×Speaker output, 2×IO Alarm input, 2×Relay
Enclosure Material	Metal
Weight	250g
Warranty	2 years

Features of SIP Paging Adapter

SIP & Multicast Audio Integration
Supports standard SIP VoIP communication and multicast audio sources, enabling seamless connection between IP phone systems and analog paging equipment.

Dual SIP Extensions
Can be configured with two separate SIP extensions — one for live audio paging and another for bell or night‑ringer functions.

Analog Output & Amplifier Compatibility
Provides analog audio output that works with most paging amplifiers, making integration into existing public address systems easy.

Message & Page Control
Supports audio prioritization with multiple multicast paging groups and allows uploading of custom page messages.

Built‑In Diagnostics & Security
Includes diagnostic tools and supports TLS 1.2 and SRTP for secure network communication, with optional security codes to prevent unauthorized calls.

Working Of SIP Paging Adapter

SIP to Analog

Connects to your IP phone system (PBX) and converts incoming SIP calls (from a phone or soft client) into audio for an analog amplifier or speaker system.

Multicast Support

Receives audio streams, such as background music or mass notifications, via multicast IP — an efficient way to serve many devices — and outputs them to analog zones.

Zoned Paging

Divides the network into logical "zones" using different multicast addresses, allowing targeted announcements through its web interface.

Ordering Process

6 standardized and easy steps from getting a quote to shipment.

Get a Quote

Please request a quote through our website and inquire about customization options.

Request Sample

Please request samples in advance to gain a comprehensive understanding of the product's materials and features prior to placing bulk orders.

Place Your Order

Place an order of your choice after selecting your preferred shipping option.

Start Production

Production will commence after design approval; it takes about 3-4 weeks.

Quality Inspection

After production is complete, the products undergo quality testing.

Shipping

The order is ready for dispatch to your location. Once it has been shipped out, we will inform you of the tracking information.

Transportation

Whether it is air freight, express delivery, or sea freight, we can arrange shipments according to the time required by customers. We help customers inquire about the best rates and arrange the delivery of your goods in the most economical way. This allows you to control the schedule of the entire project to meet seasonal cargo demand.

FAQ

Q: What is a sip paging adapter?

A: The SIP Paging Adapter is a VoIP endpoint that interfaces analog paging systems with SIP and Multicast-based audio sources. The SPA (SIP Paging Adapter) can be configured to support two separate SIP extensions. SIP extension one passes audio through to the analog output spoken from the caller's handset.

Q: How does it support SIP and multicast audio?

A: The adapter receives SIP pages from your IP PBX and multicast audio streams (like background music), then outputs them to analog paging equipment.

Q: Can it handle multiple paging zones?

A: Yes — using different multicast addresses, you can create logical paging zones for targeted announcements across specific areas.

Q: What types of audio output does it support?

A: It typically provides analog outputs that work with amplifiers or speaker inputs, making it simple to integrate with existing PA systems.

Q: Is it easy to install and manage?

A: Yes — most adapters use Power over Ethernet (PoE) and include a web interface for setup and control, simplifying deployment and remote configuration.

We're well-known as one of the leading sip paging adapter manufacturers and suppliers in China, also support customized service. Please feel free to buy high quality sip paging adapter made in China here from our factory. Welcome to view our website for more information.

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