SIP Intercoms, Video Doorbells & Paging Systems

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

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Showing Results for Intercom & Paging

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Aiphone

SKU: TD-12H/B

Aiphone TD-12H/B 12-Call Handset Master Station

12-call master station with thermal imaging for wall-mounted intercom systems
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$183.99 $177.99 Save $6.00

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Aiphone

SKU: TD-1H/B

Aiphone TD-1H/B 1 Call Handset Sub Master Station

Thermal handset sub-station for Aiphone master-slave intercom systems
Special Order · Usually Ships in 2-3 Weeks

$126.99 $122.99 Save $4.00

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Aiphone

SKU: TD-24H/B

Aiphone TD-24H/B 24 Call Handset Master Station

24-call handset master station for Aiphone intercom systems
Special Order · Usually Ships in 2-3 Weeks

$223.99 $216.99 Save $7.00

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Aiphone

SKU: TWS-Z4

Aiphone TWS-Z4 Solar Tower 4.0 Zone

Solar tower intercom for zone 4.0+ areas without power or cabling
Special Order · Usually Ships in 2-3 Weeks

$8,946.99

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Aiphone

SKU: WL-11.E1

Aiphone WL-11.E1 Wireless Video Set 8MP

Wireless 8MP video system for access control without cable runs
In stock · Usually Ships Same Business Day

$223.99 $210.99 Save $13.00

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Axis

SKU: 02078-001

Axis 02078-001 Glass Mount Backplate

Glass mount backplate for secure Axis camera installations
Special Order · Usually Ships in 2-3 Weeks

$25.00 $24.99 Save $0.01

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Axis

SKU: 02320-001

Axis 02320-001 Indoor Surface Mount Box for 2N Intercom

Surface-mount box for 2N intercoms—no wall cutting required
In stock · Usually Ships Same Business Day

$29.00 $28.99 Save $0.01

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Axis

SKU: 02323-001

Axis 02323-001 Compact Network Ceiling Speaker

Compact ceiling speaker with PoE power and wired network audio
- Single PoE cable delivers power and audio—no separate amplifier needed
- Flush-mount design fits standard ceiling grids without visible bulk
- RJ-45 Ethernet connection integrates with IP infrastructure and VoIP systems
In stock · Usually Ships Same Business Day

$449.00 $435.99 Save $13.01

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Axis

SKU: 02370-001

Axis 02370-001 Network Audio Bridge

Compact IP audio bridge for analog mic/line integration with PoE power
- Dual mic-in and line-in inputs plus line-out for speaker/amplifier connection
- PoE powered (802.3af, <13W) with Gigabit Ethernet and native SIP/VoIP support
- AAC LC, G.711, G.726, MP3, WAV codecs at 8–48 kHz; built-in audio scheduling
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$289.00 $280.99 Save $8.01

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Axis

SKU: 02389-001

Axis 02389-001 Network Pendant Speaker

Network pendant speaker with 96 dB output, dual mics, PoE powered
- 6.5-inch broadband speaker reaches 96 dB SPL for zone announcements
- Integrated + external mic inputs for two-way intercom without separate hardware
- 7W Class D amp with DSP runs on single PoE line (12.95W typical)
Special Order · Usually Ships in 2-3 Weeks

$629.00 $628.99 Save $0.01

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Axis

SKU: 02875-001

Axis 02875-001 Network Intercom System

HD network intercom with 92dB output for outdoor entry control
- HD camera with wide-angle view for visitor identification before access
- 92dB speaker cuts through high-noise environments like loading docks
- Full-duplex audio with echo cancellation and noise reduction for clear talk
In stock · Usually Ships Same Business Day

$949.00 $920.99 Save $28.01

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Axis

SKU: 02892-001

Axis 02892-001 4-Inch Video IP Indoor Station

4-inch IP video indoor station with two-way intercom for access control
Special Order · Usually Ships in 2-3 Weeks

$369.00 $357.99 Save $11.01

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Axis

SKU: 02932-001

Axis 02932-001 Spacer Mounting Accessory

Precision spacer for four Axis dome models; exact mounting alignment
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$37.00 $36.99 Save $0.01

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Axis

SKU: 02933-001

Axis 02933-001 One-Button Full-HD Intercom

Full-HD one-button intercom with IP66/IK08 for outdoor entry points
Special Order · Usually Ships in 2-3 Weeks

$1,059.00 $1,027.99 Save $31.01

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Axis

SKU: 02934-001

Axis 02934-001 One-Button Intercom with Full-HD Camera

Full-HD one-button intercom with IP66/IK08 durability for entry control
Special Order · Usually Ships in 2-3 Weeks

$1,059.00 $1,027.99 Save $31.01

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Axis

SKU: 02935-001

Axis 02935-001 One-Button Full-HD Intercom

One-button Full-HD intercom with IP66/IK08 for outdoor access control
In stock · Usually Ships Same Business Day

$1,059.00 $1,027.99 Save $31.01

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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.

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.

Intercom & Paging

Plan Your Deployment

Sub categories

Showing Results for Intercom & Paging

Aiphone TD-12H/B 12-Call Handset Master Station

Aiphone TD-1H/B 1 Call Handset Sub Master Station

Aiphone TD-24H/B 24 Call Handset Master Station

Aiphone TWS-Z4 Solar Tower 4.0 Zone

Aiphone WL-11.E1 Wireless Video Set 8MP

Axis 02078-001 Glass Mount Backplate

Axis 02320-001 Indoor Surface Mount Box for 2N Intercom

Axis 02323-001 Compact Network Ceiling Speaker

Axis 02370-001 Network Audio Bridge

Axis 02389-001 Network Pendant Speaker

Axis 02875-001 Network Intercom System

Axis 02892-001 4-Inch Video IP Indoor Station

Axis 02932-001 Spacer Mounting Accessory

Axis 02933-001 One-Button Full-HD Intercom

Axis 02934-001 One-Button Intercom with Full-HD Camera

Axis 02935-001 One-Button Full-HD Intercom

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