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Aiphone KB-3HRD Video Door Phone - 4" TFT LCD - Full-Duplex - 2-Wire - White
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Product Features
Technical Overview
The KB-3HRD delivers robust technical performance with a maximum wiring distance of 650 feet (198120 mm), allowing flexible placement relative to central control units or other system components. This extended range supports installations in larger properties or multi-building setups without signal degradation. The 24 V DC power input ensures stable operation, compatible with standard low-voltage security systems commonly used in door entry applications.
The TFT LCD display technology provides reliable video output with good visibility under typical indoor lighting conditions, essential for accurate visitor identification. Full-duplex communication eliminates the lag often associated with half-duplex systems, facilitating natural conversations that improve user experience and security responsiveness.
Key Product Advantages
The Aiphone KB-3HRD combines ease of installation with reliable performance, making it a practical choice for enhancing entry security. Its 2-wire design reduces installation time and cost, while the extended wiring distance offers deployment flexibility across diverse property layouts.
Clear Communication
Full-duplex mode enables simultaneous talking and listening, preventing cut-offs and ensuring smooth, natural conversations between users and visitors.
- No audio lag
- Enhanced interaction clarity
Simplified Installation
The 2-wire system minimizes cabling requirements, supporting quicker setups and compatibility with existing low-voltage infrastructures in many buildings.
- Reduced wiring complexity
- Easier retrofits
Durable Build
Manufactured in Japan with a 2-year warranty, this video door phone is built to withstand regular use in various environments, from residential to light commercial settings.
- Quality construction
- Long-term reliability
Deployment / Use Cases
The KB-3HRD is versatile enough for multiple security and communication scenarios, particularly where visual verification is crucial. Its application spans door entry systems in buildings, homes, offices, and schools, providing a first line of defense by allowing authorized personnel to screen visitors remotely.
In office settings, it can be integrated into reception areas to manage guest access without physical presence, enhancing security and operational efficiency. For residential use, it offers homeowners peace of mind by enabling visual confirmation of delivery personnel or visitors before opening the door. Schools can deploy it at main entrances to control access during school hours, supporting safety protocols by verifying identities visually.
Commercial Buildings
Ideal for lobbies or secured entrances where staff need to monitor and communicate with visitors without direct contact, streamlining access control in corporate environments.
Residential Complexes
Suitable for apartment buildings or single-family homes, providing residents with visual identification capabilities to enhance personal security and convenience.
Physical Profile
The KB-3HRD has a compact form factor with dimensions of 7.68" (195.07 mm) in height, 7.31" (185.67 mm) in width, and 3.31" (84.07 mm) in depth, making it unobtrusive yet functional for wall-mounted installations. Its white color ensures it complements a wide range of interior and exterior decors without standing out awkwardly. The design prioritizes durability and ease of integration into existing entryway setups, with a focus on maintaining a professional appearance that aligns with security hardware aesthetics.
- Width
- 7.31" (185.67 mm)
- Depth
- 3.31" (84.07 mm)
- Height
- 7.68" (195.07 mm)
Highlights
- 4" TFT LCD display for clear video identification
- Full-duplex communication enables simultaneous two-way talk
- 2-wire wiring simplifies installation and reduces costs
- Maximum wiring distance of 650 ft for flexible placement
- 24 V DC power input compatible with standard systems
- White finish blends with various architectural styles
- Suitable for door entry in buildings, homes, offices, and schools
- Manufactured in Japan with a 2-year limited warranty
- Compact dimensions: 7.68" H x 7.31" W x 3.31" D
- Enhances security by allowing visual visitor verification
Specifications
| Specifications | |
|---|---|
| Manufacturer | Aiphone Co., Ltd |
| Manufacturer Part Number | KB-3HRD |
| Brand Name | Aiphone |
| Product Series | KB |
| Product Model | KB-3HRD |
| Product Name | KB-3HRD Video Door Phone |
| Product Type | Video Door Phone |
| Technical Information | |
| Communication Mode | Full-duplex |
| Wiring Type | 2-wire |
| Maximum Wiring Distance | 650 ft (198120 mm) |
| Display & Graphics | |
| Display Screen Type | TFT LCD |
| Power Description | |
| Input Voltage | 24 V DC |
| Physical Characteristics | |
| Product Color | White |
| Height | 7.68" (195.07 mm) |
| Width | 7.31" (185.67 mm) |
| Depth | 3.31" (84.07 mm) |
| Miscellaneous | |
| Application/Usage | Door Entry,Building,Home,Office,School |
| Country of Origin | Japan |
| Warranty | |
| Limited Warranty | 2 Year |
FAQ
What is the maximum wiring distance for the Aiphone KB-3HRD?
The KB-3HRD supports a maximum wiring distance of 650 feet (198120 mm). This extended range allows for flexible installation in larger properties, such as multi-building complexes or expansive homes, without compromising signal quality or communication reliability.
Does this video door phone support two-way communication?
Yes, it features full-duplex communication, which allows both parties to talk and listen simultaneously. This eliminates the audio lag common in half-duplex systems, ensuring smooth, natural conversations for better interaction with visitors.
What type of display does the KB-3HRD have?
It is equipped with a 4" TFT LCD display. This screen provides clear video feedback for visual identification of visitors, making it effective in various lighting conditions typical of entryway environments.
What power input is required for this unit?
The KB-3HRD operates on 24 V DC power. This voltage is standard for many low-voltage security and intercom systems, ensuring compatibility with existing infrastructures and reliable performance in door entry applications.
Where is the Aiphone KB-3HRD manufactured?
This video door phone is manufactured in Japan. Aiphone's production in Japan reflects a focus on quality craftsmanship and durability, backed by a 2-year limited warranty for added assurance of long-term reliability.
What are the typical applications for this video door phone?
The KB-3HRD is designed for door entry systems in buildings, homes, offices, and schools. It enhances security by allowing visual verification of visitors, making it suitable for residential complexes, commercial lobbies, educational institutions, and other settings where controlled access is important.
| Qty | Price | Available |
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