Anjielo 4-Wire Video Doorbell Intercom System with Motion Detection for 2/4/6/8/10/12 Apartments

Why Choose This 4-Wire Multi-Apartment Video Intercom?

PIR Motion Detection Doorbell for Building Entrance

The outdoor door station has built-in PIR human motion detection. It detects visitor activity near the building entrance. This motion detection doorbell function improves visitor awareness and supports smart building entry system and multi-tenant video door entry applications. It is a practical PIR motion sensor doorbell for apartment buildings and residential buildings.

IR Night Vision with 960P Clear Image

The outdoor camera has built-in 5 white LED lights for IR night vision. It delivers a clear 960P image day and night, even in low-light or dark environments. You can see outside no matter day or night, keeping your home and building safer. This night vision video doorbell feature supports outdoor video intercom station, apartment video intercom, and commercial building intercom projects.

One-Key Unlock with Electric Lock Support

This video doorphone can work with a 12V electrical lock. With this function, you do not need to go to the door to unlock your guest. Just press the unlock button on the indoor monitor. The relay output supports electric lock and magnetic lock. An independent separate power supply for the door lock is highly recommended to avoid hardware damage caused by incorrect wiring. The electric lock is not included unless selected separately.

4-Wire Building Intercom for 2/4/6/8/10/12 Households

This Anjielo new-series 4-wire building intercom supports 2, 4, 6, 8, 10, or 12 independent households. It is designed for small-size apartment and residential building projects. Each household can use an indoor video intercom monitor for visitor communication and door unlocking. This makes it suitable for multi unit intercom system, apartment intercom replacement, and multi apartment video intercom installations.

Hands-Free Two-Way Audio and Indoor Monitor Control

The indoor video intercom screen supports hands-free two-way audio communication with the outdoor door station. Residents can check visitors on the monitor before unlocking the door. This hands-free video intercom and two-way audio doorbell function improves daily security and visitor management for apartment buildings, villas, and gated communities.

Product Analysis and System Design

Outdoor Video Intercom Station with PIR Sensor

The outdoor video intercom station is built with PIR human motion detection and IR LED night vision lights. It supports visitor activity detection near the building entrance and provides clear 960P images day and night. The outdoor station connects to compatible electric lock and magnetic lock for building access management. This makes it a reliable outdoor video intercom station for apartment video intercom and commercial building intercom.

Indoor Video Intercom Monitor for Each Household

Each paired indoor monitor allows residents to communicate with visitors and unlock the door directly from the indoor unit. The system supports additional indoor monitors after initial installation. Please set a unique digital ID for each indoor monitor following daisy-chain wiring rules in the user manual. This supports multi apartment video intercom, apartment intercom replacement, and residential intercom solutions.

Wiring and Installation

4-Core Cable / CAT5 / CAT6 Wiring Support

For multi-household installation, use qualified 4-core cable. CAT5 or CAT6 cable is also acceptable. This 4-wire video intercom system uses a 4-wire connection for stable building communication. It supports 4 wire analog video intercom, building intercom network, and high-rise building intercom projects.

Long-Distance Wiring and Independent Power Supply

For long wiring distance over 30 meters, a separate power supply for the outdoor door station is suggested. Long cable can cause signal attenuation. Use high-quality thick-gauge 4-core cable. If the distance exceeds 30 meters, please apply an independent power supply for the outdoor door station to maintain clear video transmission.

Legacy 4-Core Cable Reuse for Renovation

This 4-wire intercom can work with legacy 4-core building cables for renovation projects. Please check cable continuity and insulation condition before installation. This makes it suitable for apartment intercom replacement and legacy wiring intercom upgrade in older buildings.

Technical Specifications

System and Household Specifications

Outdoor Door Station Specifications

Indoor Monitor Specifications

Best Applications

Apartment Buildings and Multi-Family Flats

Ideal for apartment video intercom, multi apartment video intercom, apartment intercom replacement, multi-tenant video door entry, multi unit intercom system, and residential intercom solutions.

Villas, Gated Communities, and High-Rise Buildings

Suitable for villa video intercom, villa video door phone, gated community intercom, smart building entry system, high-rise building intercom, and commercial building intercom projects.

FAQ

How many households does this 4-wire video intercom support?

This Anjielo new-series 4-wire building intercom supports 2, 4, 6, 8, 10, or 12 independent households for small-size apartment and residential building projects.

Does this multi-household intercom support PIR motion-detection function?

Yes, the outdoor door station has built-in PIR human motion detection to detect visitor activity near the building entrance.

Does the outdoor unit have infrared night vision?

Yes, it has built-in IR LED night vision lights and delivers a clear 960P image day and night under low-light or dark environments.

Can this 4-wire building intercom work with an electric lock?

Yes, the relay output supports electric lock and magnetic lock. An independent separate power supply for the door lock is highly recommended to avoid hardware damage caused by incorrect wiring.

What cable should I prepare for multi-household installation?

Please use qualified 4-core cable. CAT5 or CAT6 cable is also acceptable. For long wiring distance over 30 meters, a separate power supply for the outdoor door station is suggested.

Can I reuse existing old 4-core wall cable for building renovation?

Yes, this 4-wire intercom can work with legacy 4-core building cables for renovation projects. Please check cable continuity and insulation condition before installation.

Can I add extra indoor monitors after initial installation?

Yes, you can expand additional indoor monitors. Please set a unique digital ID for each indoor monitor following daisy-chain wiring rules in the user manual.

Can this 4-wire multi-unit intercom be powered by a DC battery pack?

No. This system requires continuous stable power input. It cannot run with a DC battery pack.

Why does the video image become blurry over long-distance wiring?

Long cable will cause signal attenuation. Use high-quality thick-gauge 4-core cable. If the distance exceeds 30 meters, please apply an independent power supply for the outdoor door station.

What unlock ways are available on this building intercom?

You can unlock the door directly from each paired indoor monitor. The outdoor station connects to a compatible electric lock for building access management.

Upgrade Your Building Safety with Anjielo

This Anjielo 4-wire video doorbell intercom system is a stable and practical solution for 2/4/6/8/10/12 apartment buildings, multi-family flats, villas, and residential buildings. With PIR motion detection, IR night vision, 960P clear image, hands-free two-way audio, electric lock support, and 4-wire building intercom wiring, it helps improve daily security and visitor management. Upgrade your building safety with Anjielo today.