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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Comelit

SKU: UT9211FM/Q

Comelit UT9211FM/Q Single Full Metal Button with QR Code

Full metal wall button with QR code and 850nm night vision
- QR code recognition for flexible access credential integration
- 850nm infrared night vision for 24/7 operation in low light
- Full metal construction rated for outdoor wall-mount installation
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$28.99 $27.99 Save $1.00

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Comelit

SKU: UT9211MB

Comelit UT9211MB ULTRA Single Metal Button Black

IP metal button with 4MP video and PoE+ for access control
- 4MP resolution over single PoE+ connection for visual entry verification
- Metal construction rated for indoor and semi-protected outdoor mounting
- ONVIF-compatible integration with Comelit IP security systems
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$31.65 $22.99 Save $8.66

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Comelit

SKU: UT9212

Comelit UT9212 Double Ultra Button

Dual-button indoor intercom station with 4MP and PoE+ power
- Two independent call buttons route alerts to multiple destinations
- 4MP resolution for clear visitor identification at entry points
- PoE+ powered—no separate power infrastructure required
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$13.99

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Comelit

SKU: UT9212M

Comelit UT9212M Metal Dual-Button Access Control Unit

Dual-button metal access station with 4MP video and PoE+ power
- 4MP resolution captures facial detail at entry doors for reliable identification
- PoE+ (802.3at) eliminates separate power supplies; runs over single network cable
- Metal housing rated for indoor/outdoor mounting; two independent call buttons for split access
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Comelit

SKU: UT9212MB

Comelit UT9212MB Ultra Dual Metal Button

Dual metal button for Comelit IP intercoms, PoE+ powered
- PoE+ power eliminates separate wiring at entry points
- Dual metal construction for durability in access control
- Integrates with Comelit IP-based intercom systems
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$31.65 $22.99 Save $8.66

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Comelit

SKU: UT9221MB

Comelit UT9221MB ULTRA Metal Cap Black

Metal protective cap for UT9221M intercom series outdoor installations
- Durable metal construction with black finish shields components from weather
- Compatible with 4MP camera modules and PoE+ powered intercom units
- Outdoor-rated weatherproof accessory for residential and light commercial setups
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$21.99

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Comelit

SKU: UT9230M

Comelit UT9230M Metal Ultra Blank Module PoE+

Metal blank module for Comelit systems, 4MP PoE+ expandable
- 4MP resolution over single PoE+ Ethernet run—no separate power needed
- Metal housing rated for commercial access control installations
- Modular design accepts compatible camera modules during deployment
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$49.99 $46.99 Save $3.00

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Comelit

SKU: UT9230MB

Comelit UT9230MB Metal Ultra Blank Module Black

Metal blank module for Comelit Ultra intercom systems
- Fills unused positions with durable metal housing and finished look
- PoE+ powered integration into existing Comelit Ultra installations
- No active connections needed for seamless panel aesthetic consistency
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$89.99 $85.99 Save $4.00

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Comelit

SKU: UT9240M

Comelit UT9240M Metal Ultra Information Module 4MP PoE+

4MP metal information module with PoE+ for Comelit intercom systems
- 4MP resolution (2688 x 1520) captures facial detail at typical 1–3m access points
- Metal housing resists weathering and impact in indoor/outdoor entry locations
- PoE+ (802.3at) powers unit via single Ethernet cable with no external supply
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$131.99 $126.99 Save $5.00

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Comelit

SKU: UT9260M

Comelit UT9260M Digital Directory Module with Display

4MP digital directory module with integrated display for Comelit systems
- 4MP (2592 × 1944) camera for clear tenant ID and visitor identification
- Single PoE+ connection eliminates separate power supply at entry point
- Wall or pedestal mount integrates directly into Comelit gateway infrastructure
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$253.99 $242.99 Save $11.00

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Comelit

SKU: UT9270

Comelit UT9270 Touch Screen Module PoE+

4MP touch screen module, PoE+ powered, wall-mount control point
- 4MP resolution for facial ID and document capture at entry distances
- Single PoE+ cable eliminates separate power supply installation
- Integrated touch interface for on-site system control and visitor screening
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$889.99 $851.99 Save $38.00

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Comelit

SKU: UT9279M

Comelit UT9279M Numerical Keypad Module

Numerical keypad with 4MP video and PoE+ for IP access control
- 4MP integrated video captures entry events for audit logging
- PoE+ power eliminates separate 12V wiring in wall-mount setups
- RJ-45 Ethernet connects directly to Comelit IP intercom systems
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$578.60 $405.99 Save $172.61

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Comelit

SKU: UT9290MB

Comelit UT9290MB Ultra Access Control Reader Module

4MP access control reader with PoE+ power for Comelit systems
- 4MP resolution captures clear credential verification at entry points
- PoE+ (802.3at) eliminates dedicated power runs at reader location
- Wall-mount and embedded configurations for retrofit and new installations
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$119.99 $113.99 Save $6.00

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Comelit

SKU: UT9305M

Comelit UT9305M Empty Glass Module Housing

4MP empty glass module with PoE+ for third-party camera integration
- Houses 4MP sensors (2560 × 1920) in protective enclosure for standardized Comelit systems
- PoE+ power (802.3at, up to 30W) eliminates separate power supplies and installation complexity
- Open platform design accepts compatible third-party camera boards and sensor assemblies
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$156.16 $109.99 Save $46.17

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Comelit

SKU: UT9310M

Comelit UT9310M Magnetic Induction Module

Magnetic induction module for Comelit systems, PoE+ powered
- PoE+ (802.3at) power eliminates need for separate power infrastructure
- 4MP resolution support integrates with Comelit surveillance networks
- Compact accessory (3.94" × 3.54") mounts on standard white housing
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$361.99 $346.99 Save $15.00

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Comelit

SKU: VS8101

Comelit VS8101 Visto Ethernet External Unit

4MP wall-mount intercom with PoE and two-way audio for IP access control
- 4MP resolution (2560 x 1440) for clear visitor identification and facial detail
- PoE (802.3af) powered—no separate conduit needed for retrofit installations
- Integrated microphone for two-way audio communication with visitors or operators
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$696.64 $488.99 Save $207.65

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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

Comelit UT9211FM/Q Single Full Metal Button with QR Code

Comelit UT9211MB ULTRA Single Metal Button Black

Comelit UT9212 Double Ultra Button

Comelit UT9212M Metal Dual-Button Access Control Unit

Comelit UT9212MB Ultra Dual Metal Button

Comelit UT9221MB ULTRA Metal Cap Black

Comelit UT9230M Metal Ultra Blank Module PoE+

Comelit UT9230MB Metal Ultra Blank Module Black

Comelit UT9240M Metal Ultra Information Module 4MP PoE+

Comelit UT9260M Digital Directory Module with Display

Comelit UT9270 Touch Screen Module PoE+

Comelit UT9279M Numerical Keypad Module

Comelit UT9290MB Ultra Access Control Reader Module

Comelit UT9305M Empty Glass Module Housing

Comelit UT9310M Magnetic Induction Module

Comelit VS8101 Visto Ethernet External Unit

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What to Look For When Buying

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