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Intercom & Paging

Intercom and paging systems support visitor entry, internal communication, and facility-wide announcements. Choose the right stations, accessories, mounts, and paging components for reliable commercial deployments.

Plan Your Deployment

Entry points and call flow requirements
Indoor vs outdoor station placement and protection
Mounting, back boxes, and cable routing considerations
Network and power requirements (PoE vs local power)
Audio coverage needs for paging zones

Buying Guide Get Recommendations Deployment Support

Sub categories

Intercom Accessories

90 items

Intercom Microphones

0 item

Intercom Mounts

69 items

Intercoms & Door Stations

972 items

IP Phones

8 items

Paging & Speaker Accessories

33 items

Paging & Speakers

336 items

Phone Adapters

1 item

Speakers & Audio

38 items

Showing Results for Intercom & Paging

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Aiphone

SKU: GT-DB

Aiphone GT-DB Audio Module for GT Modular Entrance Panel

Two-way audio + door relay module for GT modular entrance panels
In stock · Usually Ships Same Business Day

$149.99 $148.99 Save $1.00

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Aiphone

SKU: GT-DB-VN

Aiphone GT-DB-VN Audio Module with NFC Reader

Two-way audio + NFC reader module for GT series intercoms
Special Order · Usually Ships in 2-3 Weeks

$390.00 $224.99 Save $165.01

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Aiphone

SKU: GT-DBP

Aiphone GT-DBP Modular Entrance Panel for GT Series Intercom

Modular 8MP entrance panel for GT Series intercoms, vandal-resistant zinc housing
In stock · Usually Ships Same Business Day

$31.99

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Aiphone

SKU: GT-MCX

Aiphone GT-MCX Multi-Building Control Unit

Network control hub for 480 entrances across multiple buildings
Special Order · Usually Ships in 2-3 Weeks

$431.99 $427.99 Save $4.00

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Aiphone

SKU: GT-MKB-N

Aiphone GT-MKB-N Video Guard Station With NFC Reader

3.5-inch video guard station with NFC reader for multi-tenant intercom
Special Order · Usually Ships in 2-3 Weeks

$681.99 $658.99 Save $23.00

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Aiphone

SKU: GT-NSB

Aiphone GT-NSB Digital Display Panel for GT Series Entrance Stations

3.5-inch color display for GT Series entrances, PoE+ powered
Special Order · Usually Ships in 2-3 Weeks

$414.00 $238.99 Save $175.01

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Aiphone

SKU: GT-NSP-L

Aiphone GT-NSP-L Modular Entrance Panel

Modular entrance panel, IP43 rated, zinc die-cast construction
Special Order · Usually Ships in 2-3 Weeks

$102.00 $58.99 Save $43.01

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Aiphone

SKU: GT-RY

Aiphone GT-RY External Signaling Relay

Call-triggered relay for GT series intercoms; controls door strikes and alerts
Special Order · Usually Ships in 2-3 Weeks

$69.99 $66.99 Save $3.00

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Aiphone

SKU: GT-VB

Aiphone GT-VB 8MP Video Module for GT Modular Entrance Panel

8MP modular camera for GT entrance panels with 170° wide view
Special Order · Usually Ships in 2-3 Weeks

$466.00 $267.99 Save $198.01

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Aiphone

SKU: GT-VBC

Aiphone GT-VBC Video Bus Control Unit

Centralized video power distribution for Aiphone GT intercom systems
Special Order · Usually Ships in 2-3 Weeks

$193.99 $182.99 Save $11.00

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Aiphone

SKU: GT-VBX

Aiphone GT-VBX Expanded Video Bus Control Unit

Video bus power distribution for Aiphone GT Series intercom systems
Special Order · Usually Ships in 2-3 Weeks

$217.99 $210.99 Save $7.00

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Aiphone

SKU: GT-VP

Aiphone GT-VP Panel for GT-VB Modular Entrance System

8MP modular panel for GT-VB entrance systems with pole mount
Special Order · Usually Ships in 2-3 Weeks

$30.99 $29.99 Save $1.00

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Aiphone

SKU: GTA-DESB

Aiphone GTA-DESB Modular Audio Entrance Panel Kit

Modular audio entrance panel with digital directory for 500-tenant buildings
Special Order · Usually Ships in 2-3 Weeks

$660.99 $655.99 Save $5.00

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Aiphone

SKU: GTV-DES104B

Aiphone GTV-DES104B Modular

Modular 1x4 video entrance station with 10-key keypad and VFD directory
Special Order · Usually Ships in 2-3 Weeks

$995.99 $960.99 Save $35.00

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Aiphone

SKU: GTV-DES202B

Aiphone GTV-DES202B 10-Key Video Entrance Panel Kit

10-key video entrance panel for 500-tenant buildings with hot-swap modules
Special Order · Usually Ships in 2-3 Weeks

$988.99 $980.99 Save $8.00

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Aiphone

SKU: GTW-DP

Aiphone GTW-DP Distribution Point Terminal Strip

Centralized audio distribution for Aiphone GT series intercoms
In stock · Usually Ships Same Business Day

$41.99

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Browse by Product Family

Every outdoor deployment starts with form-factor selection. Click through to shop the families that fit your scene.

SIP Video Intercoms

2N and Aiphone IP intercoms with HD video, mobile app answer, and PBX integration.

Video Doorbells & Door Stations

Entry-door video stations with keypads, proximity readers, and access-control integration.

Emergency Blue Light Stations

Code Blue tower and wall-mount emergency phones with one-button call and strobe beacon.

PA Amplifiers & Paging Systems

Networked paging amplifiers, zone controllers, and classroom bell-schedule systems.

IP Speakers & Horns

CyberData and Bosch IP-endpoint speakers for paging, bell schedules, and mass notification.

Analog Intercoms

Aiphone JP and JO series standalone video intercoms for small-site installations.

What to Look For When Buying

The six decisions that matter most before you spec.

SIP vs Standalone Intercoms

Standalone intercoms (Aiphone JP, JO series) use proprietary cabling between substation and master — simple to install, no PBX required, limited to site-local communications. SIP intercoms (2N IP Verso, Aiphone IX) register with a phone system, answer on any SIP handset or mobile app, integrate with enterprise UC platforms. Choose SIP for multi-location or mobile-answer requirements.

Video Quality & Field of View

Intercom cameras are typically 2MP HD with 120-170° FOV — wide enough to see anyone standing at a door, including children and people in wheelchairs. Night-vision IR is standard. Video should integrate with your VMS for event-linked recording — a visitor intercom call becomes a VMS event with recorded video.

Weatherproof Rating

Outdoor door stations need IP54 minimum (dust + splash), IP65 preferred for exposed facades. Code Blue emergency towers are IP66/67 rated for year-round outdoor service. Speaker horns for outdoor paging are IP66. Indoor intercoms (corridor, office) don't need weatherproofing but benefit from IK-rated vandal resistance at public areas.

SIP PBX Integration

SIP intercoms register to a SIP PBX like any other extension — 3CX, RingCentral, Vonage Enterprise, Avaya, Cisco UC. Test interop carefully: not every PBX handles every intercom's RTP options or video-SIP (SDP) correctly. Stick with known-compatible combinations or verify with a short pilot. 2N publishes interop matrices for major PBX platforms.

Mass Notification & Emergency Paging

Modern paging isn't just background music and lunch-bell schedules — it's the emergency notification layer for active-shooter response, severe weather, evacuation. Look for SIP paging, multicast audio, strobes at IP speakers, and integration with access control lockdown triggers. CyberData V3 and Bosch PAVIRO platforms are the common enterprise choices.

ADA & Code Compliance

ADA requires that emergency call stations be accessible to wheelchair users — button height, audible feedback, visual strobe on answer. IBC and IFC require voice-capable emergency communication in certain occupancies. Specify ADA-compliant button mounting heights (48" max) and TTY/visual indicators. Code Blue stations are engineered to ADA and MUTCD spec.

Technology Stack

The specs and acronyms that actually affect outdoor performance.

SIP + RTP Protocol

Session Initiation Protocol (RFC 3261) signals call setup; Real-Time Transport Protocol (RTP) carries the audio and video media streams. SIP intercoms register with a PBX like any handset. G.711, G.722 (HD audio), and G.729 codecs are standard. Video-SIP uses SDP to negotiate H.264 streams.

Aiphone IX + IXG Series

Aiphone IX is SIP-based, integrates with enterprise PBX, supports network-based multi-site communication. IXG is the cloud-managed successor with mobile-app answer and residential/commercial hybrid features. Legacy JP and JO series are standalone (non-SIP).

2N IP Verso + IP Style

2N IP Verso is the modular outdoor door station — configurable with camera, keypad, card reader, fingerprint, display modules. 2N IP Style is the premium touchscreen variant. All integrate with SIP PBX, 2N Mobile Video Turbine for mobile answer, and access control systems.

Code Blue CB Series

CB-1 (one-button emergency), CB-2-MP (dual-button + megaphone), CB-4-B (tower with strobe + security camera). All IP66/IP67 weatherproof, ADA-compliant, with hot-swappable modules for field serviceability. Integrate with Code Blue ToolVox dispatch software or third-party SIP PBX.

Multicast Audio Paging

Instead of calling each speaker individually, a paging amplifier broadcasts audio to a multicast IP group (239.x.x.x) and all subscribed IP speakers play simultaneously. Scales to hundreds of speakers without per-endpoint configuration. Requires IGMP-snooping on managed switches or the broadcast floods the network.

PoE Power for Intercoms

Most SIP intercoms accept 802.3af PoE (15.4W) — sufficient for camera + speaker + keypad. Outdoor door stations with heaters may need PoE+ (802.3at). Emergency blue-light towers with strobe + heater typically require dedicated 24V power or PoE++. Verify per-product spec before pulling cable.

Typical Deployment Scenarios

K-12 Secure Vestibule

Main entry with outdoor video intercom (Aiphone IX-DA or 2N IP Verso) + fail-secure electric strike integrated with office receptionist desk. Lockdown button ties to access control + mass notification + VMS bookmark. Classroom IP speakers for bell schedule + emergency paging.

Office Building Lobby

After-hours video intercom at main entrance calls the security desk or tenant mobile app. Credential + intercom for tenant visitors. Emergency blue-light phones in parking garage and stairwells. Integration with VMS for event-recorded visitor interactions.

University Campus

Code Blue emergency phone towers at 50-100 locations campus-wide, integrated with campus police dispatch. SIP intercoms at residence hall entries, academic building after-hours doors. Multicast IP speaker paging across quads + bell schedule in academic buildings. Mobile-app answer for facilities and campus police.

Warehouse & Manufacturing

PA paging system across production floor for shift announcements and safety alerts. Intercoms at dock doors for truck driver communication. Emergency phones at remote locations (yard, dock, mezzanine). Integration with fire-alarm panel for emergency voice evacuation per NFPA 72.

Top Brands for Outdoor Deployments

Click through to each brand's engineering profile, product range, and NDAA compliance status.

Aiphone

IX series SIP + JO/JP standalone video intercoms, industry leader

Modular IP door stations, IP Verso + IP Style, SIP + mobile app integration

Code Blue

Emergency blue-light phones and towers, ADA-compliant, IP66/67 rated

Bosch Communications

PAVIRO PA/EVAC systems for life-safety voice-alarm integration

Altronix

Power supplies for intercom and paging systems, UL 294 listed

Frequently Asked Questions

What's the difference between a SIP intercom and an analog intercom?

Analog intercoms (Aiphone JP, JO) use proprietary cabling between the door station and master station — simple to install, no PBX required, but limited to site-local use. SIP intercoms (2N IP Verso, Aiphone IX) register to a SIP PBX like any extension, can be answered on any SIP handset or mobile app, and integrate with enterprise unified communications. For multi-site or mobile-answer requirements, specify SIP.

Can an intercom integrate with my access control system?

Yes — modern SIP intercoms with built-in card readers or relay outputs integrate directly with access control. 2N IP Verso accepts HID and Mifare credentials natively; Aiphone IX relays door-release to an electric strike on call-answer. For full integration, specify an access control head-end (Brivo, Openpath, Genetec) that supports intercom event ingestion.

What's required for an emergency blue-light phone deployment?

Code Blue CB series towers or wall stations, a SIP PBX or dedicated ToolVox dispatch software, network connectivity (PoE+ or 24V local power), and a deployment layout that covers high-traffic areas within 150-foot response zones. ADA compliance (button height, visual strobe, TTY support) is required. Integration with surveillance cameras at each station is standard for incident review.

Does an intercom system need to integrate with fire alarm?

For occupancies under NFPA 72 that require voice evacuation (schools, healthcare, high-rise), yes — the PA/paging system must be fire-alarm-listed or interfaced with a fire-alarm control panel. Bosch PAVIRO is the typical enterprise solution for voice-evacuation; standard office PA systems are not fire-listed. Check jurisdiction code with the AHJ before specifying.

Can I answer the intercom on my mobile phone?

Yes — with a SIP intercom + SIP PBX that supports mobile-app endpoints, or with cloud intercom platforms like 2N Mobile Video Turbine, Aiphone IXG, or Butterfly MX. The mobile app rings simultaneously with desk handsets, shows video of the caller, and lets you remotely unlock the door. Enterprise PBXs (RingCentral, 3CX, Avaya Spaces) all support this workflow.

How do IP speakers differ from traditional 70V PA speakers?

Traditional 70V/25V PA speakers daisy-chain on a single amp-driven audio line — simple, cheap, but limited to single-zone audio and one-way only. IP speakers are individually addressable endpoints on the network — supporting per-speaker zoning, multicast paging, two-way audio, visual strobes, and scheduling. CyberData and Bosch IP speakers replace both the amp and the speakers, with PoE powering each endpoint.

Related Categories

Adjacent equipment that typically ships together with outdoor IP cameras.

SIP Intercoms Video Doorbells Emergency Blue Light Stations PA Amplifiers & Systems IP Speakers & Horns Access Control IP Cameras Network Switches PoE Injectors

Engineering Reading

Deep-dives from our engineering team on camera deployment planning.

Fail-Safe vs Fail-Secure Electric Locks School Surveillance Design Guide for K-12 PoE Budget Planning How Many Security Cameras Do I Actually Need?