How to Upgrade Old Doorbell to Smart Doorbell: A Complete Guide for 2025
enero 27, 2026
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Why Upgrade from a Traditional to a Smart Video Doorbell?
Upgrading your old mechanical or analog doorbell to a timbre de vídeo inteligente isn’t just about following trends—it’s about improving security, convenience, and connectivity. Here’s why both homeowners and B2B buyers—like property managers, security system integrators, and wholesalers—are making the switch:
Key Benefits of Smart Video Doorbells
| Característica | Timbre tradicional | Timbre de vídeo inteligente |
|---|---|---|
| Audio bidireccional | ❌ | ✅ Micrófono y altavoz integrados |
| Detección de movimiento | ❌ | ✅ Instant alerts |
| Monitoreo remoto | ❌ | ✅ Via smartphone apps |
| Grabación de video | ❌ | ✅ Almacenamiento en la nube o local |
| Integración con dispositivos inteligentes | ❌ | ✅ Alexa, Google, etc. |
| Visión nocturna | ❌ | ✅ IR or full-color night mode |
| Registro de visitantes | ❌ | ✅ Time-stamped video records |
| Security Deterrent | ❌ | ✅ Visual presence deters theft |
For B2B Buyers and Installers
- Promotores inmobiliarios: Add value to new builds or renovation projects.
- Installers & Integrators: Upsell smart doorbell installations as part of a wider home automation package.
- Wholesalers & Distributors: Tap into growing demand for smart access control systems.
A smart video doorbell is no longer a luxury—it’s a necessity in today’s connected world.
Understanding Smart Doorbell Tech: Features That Matter in 2025
Modern smart doorbells have evolved far beyond simple video streaming. Whether you’re a homeowner upgrading your system or a distribuidor de timbres con vídeo looking for the best tech to stock, knowing the key features is essential.
Must-Have Smart Doorbell Features in 2025
- Completo HD or 2K Resolution
- Clearer facial recognition, license plate visibility.
- Great for forensic-level security footage.
- Detección de movimiento con tecnología de IA
- Reduces false alerts (e.g., passing cars or animals).
- Recognizes human shapes and even packages.
- Dual Power Options (Battery + Wired)
- Flexibility for different installation environments.
- Ideal para wireless video doorbell bulk orders.
- Almacenamiento local + en la nube
- Ofrece redundancia y elección del usuario.
- Excellent for privacy-conscious markets like Europe.
- App Integration with Push Notifications
- Instant alerts, live view, and playback features.
- Required feature for OEM video doorbells with app.
- Diseño resistente a la intemperie (IP65 o superior)
- Allows reliable outdoor use.
- Essential for European and North American climates.
Tecnologías emergentes en 2025
| Característica | Descripción | Business Value |
|---|---|---|
| Reconocimiento facial con IA | Identifies frequent visitors or family members | Great for apartment security |
| Sistemas de doble cámara | One for face view, one for package zone | Reduces package theft complaints |
| Radar-Based Motion Sensing | More accurate than PIR sensors | Reduces false alarms, saves cloud storage |
| Voice Assistant Routines | Trigger lights or alarms with Alexa or Google | Adds “wow” factor for smart home packages |
| Opciones de marca personalizada | Support for OEM/ODM private labeling | Ideal para video doorbell custom branding |
How to Choose the Right Smart Doorbell for Your Existing Setup
Before you upgrade, assess your current doorbell system. This ensures compatibility, reduces installation time, and avoids unnecessary purchases. Whether you’re a propietario de una vivienda o un Comprador B2B, here’s a structured way to make the right choice.
Step 1: Determine Power Source
- Wired Doorbell System
- Typically operates at 16-24V AC.
- Choose a smart doorbell that supports wired input.
- Benefits: Constant power, no battery charging needed.
- No Existing Doorbell or Battery-Only Setup
- Opt for a timbre con video inalámbrico with rechargeable battery.
- Ideal for renters or older homes without doorbell wiring.
Step 2: Evaluate WiFi Strength at the Door
- Smart doorbells require at least 2.4GHz WiFi signal.
- Consider dual-band WiFi (2.4GHz + 5GHz) if upgrading entire home system.
Step 3: Decide on Recording Type
| Recording Option | Ventajas | Inconvenientes |
|---|---|---|
| Almacenamiento en la nube | Remote access, no local hardware | Monthly fees, privacy concerns |
| Almacenamiento local | One-time cost, privacy-friendly | Risk of theft or damage |
| Híbrido | Lo mejor de ambos mundos | Mayor coste inicial |
Step 4: Choose Based on Use Case
| Tipo de comprador | Características recomendadas |
|---|---|
| Propietarios | 2K resolution, two-way audio, app control |
| Arrendadores/Administradores de fincas | Multi-user access, remote monitoring, cloud storage |
| 🛒 ¿Quién debería elegir qué? | Easy setup, compatibility with multiple power sources |
| Distribuidores y mayoristas | Custom branding, international certifications, OEM/ODM availability |
Proveedor recomendado: FARHD
Si eres un B2B buyer or reseller, working with a trusted manufacturer is key. FARHD is a leading OEM/ODM smart video doorbell manufacturer based in China. They offer:
- Full R&D and design-to-delivery services
- Smart doorbells with app integration
- Marca y empaque personalizados
- ISO, CE, ROHS, and FCC certified products
Whether you’re sourcing for retail, property development, or tech integration, FARHD provides reliable, scalable, and customizable solutions for your smart doorbell needs.

Step-by-Step Guide: Replacing an Old Doorbell with a Smart Video Doorbell
Upgrading your existing doorbell to a smart video doorbell can be straightforward if you follow the right steps. Whether you’re a homeowner doing it yourself or a professional installer servicing residential or commercial properties, this guide simplifies the process.
Herramientas y materiales necesarios
- Smart video doorbell unit
- Power drill and screwdriver
- Comprobador de tensión
- Mounting brackets (usually included)
- Wire connectors or wire nuts
- Optional: Diode (for digital chimes)
- Smartphone with the doorbell app installed
Proceso de Instalación Paso a Paso
Step 1: Turn Off Power
- Go to your home’s breaker panel.
- Switch off the power to the doorbell circuit to avoid electric shock.
- Utilice un voltage tester to confirm no power at the doorbell wires.
Step 2: Remove the Old Doorbell
- Unscrew the old doorbell button from the wall.
- Carefully disconnect the wires from the terminals.
- If wires are short, gently pull extra length from the wall.
Step 3: Prepare the Mounting Plate
- Use the included mounting template to mark screw holes.
- Drill holes and insert anchors if mounting on masonry or stucco.
- Attach the mounting bracket securely to the wall.
Step 4: Connect Wires to the Smart Doorbell
- Identify your doorbell’s terminal labels (usually “Front” and “Trans”).
- Connect the wires to the appropriate terminals.
- Use wire nuts or clips to secure the connection.
Step 5: Attach the Doorbell
- Place the smart doorbell onto the mounting bracket.
- Secure it with the provided screws or locking mechanism.
- Restore power from the breaker box.
Step 6: Configure the Smart Features
- Use your smartphone to download the doorbell app.
- Connect the doorbell to your home WiFi network.
- Test video, motion detection, and two-way audio functions.
Installation Tips for B2B Installers
- For Apartment Buildings: Recommend multi-unit compatible systems that can assign separate access to each tenant.
- For Commercial Use: Ensure planes de almacenamiento en la nube are scalable for high-volume event recording.
- For Remote Projects: Choose doorbells with batería de respaldo or solar charging options.
Smart Upgrade for All Use Cases
| Caso de uso | Configuración recomendada |
|---|---|
| Casas unifamiliares | Wired + Cloud/Local storage combo |
| Apartamentos | Wireless + central monitoring system |
| Alquileres | Battery-powered + easy reinstallation |
| Business premises | Wired + motion zones + AI face detection |
💡 For high-volume installations, FARHD offers bulk-ready smart video intercom systems with integrated access control and 4-wire villa compatibility.
Wired vs Wireless Smart Doorbells: Which One Is Better for Upgrading?
One of the most common questions when upgrading to a smart doorbell is whether to go wired or wireless. Each option has pros and cons depending on your existing infrastructure, technical skills, and use case.
Let’s compare them side-by-side:
Tabla comparativa: Por cable frente a inalámbrico
| Característica | Wired Smart Doorbell | Wireless Smart Doorbell |
|---|---|---|
| Fuente de energía | Hardwired into existing doorbell wires | Rechargeable battery or external power |
| Complejidad de la instalación | Medium – requires existing wiring | Easy – no wiring required |
| Mantenimiento | Bajo | Medium – battery charging required |
| Calidad de vídeo | High (consistent power supply) | High (but may drop if battery is low) |
| Internet Connection | Requires stable WiFi | Requires stable WiFi |
| Ideal para | Propietarios con cableado existente | Renters, apartments, mobile homes |
| Price Category | Medio a alto | Bajo a Medio |
| Portabilidad | Fijo | Portátil |
Best Use Cases for Each
- Timbre con cable:
- Permanent homes
- Luxury or high-security properties
- Areas with frequent foot traffic
- Timbre inalámbrico:
- Rental units or temporary housing
- Older homes without wiring
- Fast installation needed
Consideraciones B2B
- Installers & Integrators: Offer both options based on customer’s existing setup.
- : Ring para sistemas integrados con: Include wired options in new constructions for long-term value.
- Mayoristas: Stock both types to offer flexibility in different market segments.
FARHD Dual-Power Smart Doorbells
FARHD offers smart doorbells that support both wired and wireless configurations, giving partners and resellers the ability to meet diverse customer needs with a single product line. Their dual-power models are:
- Fácil de instalar
- Adaptable for global markets
- OEM-ready for branding and packaging customization
Smart Doorbell Compatibility with Alexa, Google Home & More
A modern smart home demands seamless integration. Compatibility with platforms like Alexa, Google Home, and even Apple HomeKit can dramatically improve the user experience of a video doorbell.
Why Integration Matters
- Control manos libres: View live camera feed via Echo Show or Google Nest Hub.
- Routine Triggers: Trigger lights, alarms, or locks when motion is detected.
- Los inquilinos pueden pedirle a Alexa que muestre quién está en la puerta: Ask “Alexa, who’s at the door?” for quick visual check-ins.
Compatible Smart Ecosystems
| Plataforma | Capacidades de integración | Popular Brands Supporting It |
|---|---|---|
| Amazon Alexa | Two-way audio, live view, routines | Ring, Eufy, FARHD, Arlo |
| Asistente de Google | Live video feed, voice control, smart routines | Nest, Arlo, FARHD, Ezviz |
| Apple HomeKit | Secure video, automation, Siri commands | Logitech Circle View, FARHD (future roadmap) |
| IFTTT | Custom automation between devices | Cross-platform support including FARHD |
What to Look for in a Compatible Device
- RTSP/ONVIF Support: For custom integrations (especially important in B2B use).
- Notificaciones push: Real-time alerts to multiple users.
- Multi-Platform App Access: Android, iOS, and web portal access for flexibility.
FARHD Integration Capabilities
As a technology-forward OEM, FARHD ensures all smart doorbells support cloud platforms and APIs for smart home integration. Their doorbells:
- Support Alexa & Google Home out of the box
- Offer SDK for custom integrations (ideal for enterprise and B2B usage)
- Allow white-label partners to build branded smart experiences
FARHD’s in-house R&D and vertical integration make them a reliable partner for scalable smart home solutions.

Best Smart Doorbells for Apartments, Rentals, and Multi-Family Units
Choosing a smart video doorbell for apartments, rental homes, or multi-unit buildings presents unique challenges. Space constraints, limited wiring access, and tenant turnover require flexible and scalable solutions. Whether you’re a arrendador, Permite a los inquilinos recibir llamadas en múltiples dispositivos (teléfonos, tabletas, etc.).o proveedor B2B, understanding the best product options for these environments is key.
Key Requirements for Multi-Unit or Rental Properties
- Non-invasive Installation: Preferably wireless, no drilling required.
- Acceso móvil: Tenants can use their smartphones for video and audio.
- Multi-User Permissions: Support for multiple residents per unit.
- Almacenamiento de video en la nube: Centralized access to footage for security teams.
- Durabilidad: Weather-resistant and anti-vandal design.
Ideal Features for Apartment & Rental Smart Doorbells
| Característica | Nivel de importancia | Descripción |
|---|---|---|
| Battery Power | ⭐⭐⭐⭐⭐ | No need to tap into building wiring |
| Easy Mounting | ⭐⭐⭐⭐⭐ | Peel-and-stick, magnetic, or screw-mount options |
| App-Based Access | ⭐⭐⭐⭐ | Allows remote unlock for guests or deliveries |
| Acceso multiusuario | ⭐⭐⭐⭐ | Tenant + property manager + security staff |
| Almacenamiento seguro en la nube | ⭐⭐⭐⭐ | Prevents loss of important footage |
| Alertas de manipulación | ⭐⭐⭐ | Alerts when someone tries to remove the device |
Recommended Configurations by Property Type
| Tipo de propiedad | Tipo de timbre recomendado | Fuente de energía | Notas |
|---|---|---|---|
| Single Apartment | Compact wireless smart doorbell | Funciona con pilas | Quick install, no wiring required |
| Duplex or Quadplex | Multi-zone video doorbell system | Con cable o híbrido | One device per unit or shared with access control |
| High-Rise Building | Centralized intercom + smart video access | Wired via central panel | Ideal para OEM installation via suppliers like FARHD |
FARHD Solutions for Apartment Buildings
FARHD specializes in multi-unit smart video intercom systems that are ideal for apartment complexes and rental properties. Their systems offer:
- 4-wire villa intercoms for easy retrofitting
- Custom branding and interface localization
- Multi-user app access for tenants and building managers
- Modular design suitable for scalable deployments
These capabilities make FARHD a trusted partner for developers and B2B buyers looking to upgrade apartment security systems with smart video doorbells.
Smart Doorbell OEM & Wholesale Options for Installers and Distributors
La demanda de Timbre de video inteligente OEM is booming in 2025, creating massive opportunities for compradores B2B, mayoristasy instaladores. Whether you’re planning to launch your own smart home brand or distribute white-label products, choosing the right OEM partner is critical.
What B2B Buyers Should Look For in a Smart Doorbell Supplier
| Criterios | Descripción |
|---|---|
| Servicios OEM/ODM | Custom design, branding, firmware, and packaging |
| Certificación y cumplimiento | CE, FCC, ROHS, ISO 9001 for global distribution |
| Compatibilidad con la integración de aplicaciones | Compatible with iOS, Android, Alexa, Google, and APIs |
| Transparencia en la cadena de suministro | Full control over component sourcing and manufacturing |
| Asistencia posventa | Reliable warranty, tech support, and logistics |
| Escalabilidad | Can handle small MOQs and large enterprise orders |
Why FARHD is the Top OEM Smart Doorbell Manufacturer in China
When you’re sourcing from Asia, one name stands out: Shenzhen FARHD Tech Co., Ltd.
FARHD OEM/ODM Advantages:
- Integración vertical: Control from LCM modules to complete intercom systems.
- Alcance mundial: 60%+ market share in China and top positions in Korea, Italy, and Turkey.
- Certificaciones: ISO 9001, CE, FCC, ROHS, SGS.
- I+D interno: Over 260 engineers and 13 advanced production lines.
- Flexible Production: Low MOQ for startups, high-volume capacity for enterprise buyers.
Available B2B Services:
- Private label video doorbells
- App-level customization and API access
- Empaques y manuales en múltiples idiomas
- End-to-end logistics and after-sales support
FARHD ofrece soluciones completas fabricación OEM/ODM services, making it easy for distributors to bring high-quality smart doorbells to market under their own brand.

FAQ: Upgrading to a Smart Doorbell – Common Questions Answered
Q1: Can I install a smart doorbell without existing wiring?
funcionan independientemente de WiFi utilizando conexiones de 2 o 4 hilos. Sin embargo, para el acceso remoto y la integración de aplicaciones, se recomienda una conexión WiFi o Ethernet. Wireless smart doorbells with battery power are ideal for homes or apartments without wired systems. They’re easy to install and remove, making them perfect for renters.
Q2: Will the smart doorbell work with my existing chime?
It depends. Some smart doorbells are compatible with mechanical chimes, while others require digital chime adapters or use custom notification sounds via the app. Always check the specifications.
Q3: Is cloud storage necessary?
Not always. Many devices offer local storage via SD card. However, cloud storage provides added security and remote access, which is especially useful for multi-user or business setups.
Q4: Can multiple users access the same smart doorbell?
funcionan independientemente de WiFi utilizando conexiones de 2 o 4 hilos. Sin embargo, para el acceso remoto y la integración de aplicaciones, se recomienda una conexión WiFi o Ethernet. Most apps allow multiple users to receive notifications, view live video, and interact with visitors. This is essential for property managers and landlords.
Q5: What’s the best smart doorbell for bulk purchase or resale?
Si estás buscando un trusted OEM smart doorbell supplier, FARHD is your go-to partner. They offer:
- Marca personalizada
- MOQs flexibles
- Certificaciones mundiales
- Full manufacturing control
Contact them today to discuss your B2B requirements or request a quote.
Llamado final a la acción
Upgrading to a smart doorbell is a smart move for both homeowners and businesses. Whether you’re retrofitting a single home or sourcing for a property portfolio, choosing the right product and partner makes all the difference.
🔹 Ready to upgrade or launch your own brand?
🔹 Need a bulk supplier for smart doorbells with app integration?
🔹 Looking for a reliable OEM factory in China?
👉 Contacto FARHD to get started with OEM/ODM solutions tailored to your needs.
Let your next doorbell be more than just a button—make it smart, secure, and scalable.










