Description

Dahua Analog Video Intercom Kit: Reliable Entry Security

Enhance your home or office security with the Dahua 7-inch Video Intercom Kit (DHI-KTA02). This 4-wire analog solution is designed for simplicity and reliability, providing a crystal-clear link between your gate and your interior. Perfect for villas and small offices, this “plug-and-play” system offers essential entry management without the complexity of IP networking.

With a system capacity of up to 2 door stations and 3 indoor monitors, this kit provides flexible coverage for multiple entrances or rooms within the same premises.

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Key Features & Benefits

• 7″ Color TFT Screen: A large, high-resolution display (1024 × 600) allows you to identify visitors clearly before granting access.

• 1.3MP High-Definition Camera: The outdoor station features a wide-angle lens with Auto IR Night Vision, ensuring you can see who is at the door even in total darkness.

• Two-Way Audio: Speak directly with visitors through the built-in microphone and speaker with adjustable volume settings.

• Remote Door Release: Unlock your electronic gate or door strike directly from the indoor monitor at the touch of a button.

• Doorway Monitoring: Manually activate the outdoor camera at any time to keep an eye on your entrance, even if no one has pressed the bell.

• Weatherproof Design: The outdoor station is rated IP66, making it highly resistant to rain and dust for long-term outdoor durability.

• Digital Wide Dynamic Range (DWDR): Automatically balances lighting to ensure faces are visible even when the visitor is standing in front of a bright, backlit background.

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Technical Specifications

Feature	Specification
Monitor Display	7″ TFT Touch Button Screen
Camera Resolution	1.3 Megapixel CMOS
Field of View	Horizontal: 70°, Vertical: 40°
System Capacity	Max 2 Door Stations + 3 Monitors
Communication Mode	4-Wire Analog
Outdoor Rating	IP66 Weatherproof
Power Supply	DC 12V/2A (Included)

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Wiring Guide (4-Wire System)

This kit uses a straightforward color-coded wiring system to connect the Indoor Monitor (VTH) to the Outdoor Station (VTO):

• Red: Power

• White: Audio

• Yellow: Video

• Black: GND (Ground)

Pro Tip: For distances up to 30m, standard 0.5mm² RVV4 cable is recommended. For distances between 30m and 50m, use 0.75mm² cable to ensure video quality remains sharp.

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Why Choose This Kit?

The Dahua KTA02 is the ideal choice for those looking for a robust, straightforward intercom. Because it uses an analog 4-wire connection, it is not dependent on Wi-Fi stability. It is specifically built for “zero-latency” video, meaning you see the live feed instantly the moment the button is pressed.

Included in the box: 7″ Indoor Monitor (VTH1020J), Outdoor Villa Station (VTO1000J), Power Adapter, Wall Bracket, and Rain Cover.