What are the lead times for production?

The average lead time is one month for both peak and off-peak seasons.

Can the door be unlocked remotely?

Yes, the electric lock can be unlocked in 1 second or the gate in 3 seconds via the indoor unit.

What certifications does the product have?

The product is certified with RoHS and CE standards.

4.3" Black Basic Video Doorphone

Name: 4.3" Black Basic Video Doorphone
Brand: Zhongshan Sunhigh Electronic Product Manufacture Co., Ltd.
SKU: 1949609205

Guangdong, ChinaZhongshan Sunhigh Electronic Product Manufacture Co., Ltd.

US$40.50

500-999 Pieces

US$39.50

1,000+ Pieces

Product profile

Customization

Available

Night Vision

With Night Vision

Type

Wired

Model NO.

I4422-1

Color

Black

Voice Service

With Voice Service

Installation

Wall-Mounted

Certification

RoHS, CE

Screen

4.3

Resolution

480*272

Camera

Adapter

15V

Transport Package

Carton

Trademark

OEM ODM

Origin

China

HS Code

8517699000

Key features

Night Vision Capability: Equipped with night vision for clear visibility in low-light conditions.

Two-Way Intercom: Enables 100-second two-way voice communication between indoor and outdoor units.

Remote Door Unlocking: Allows unlocking electric locks in 1s or gates in 3s via indoor unit button.

Wall-Mounted Installation: Designed for convenient wall-mounted setup for both indoor and outdoor units.

RoHS and CE Certified: Meets international safety and environmental standards with RoHS and CE certification.

Flexible Customization: Offers full, flexible, and minor customization options based on samples or designs.

100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipment.

Adjustable Settings: Users can adjust brightness, contrast, color, volume, and ring tones via settings menu.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience

Zhongshan Sunhigh Electronic Product Manufacture Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 20 years CertifiedNearest Port: Zhongshan Port, Shenzhen PortAverage Response Time: ≤4.70h

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturing factory in Zhongshan and a professional technical supplier. It provides 3D software design, OEM, ODM, and multiple customization options, with five R&D engineers and new products launched during the past year. CE certification is reported for products and sustainable development capability. Quality and service systems include documented inspection, complaint-handling, traceability, supplier assessment, and corrective-action procedures. The supplier reports 90% export sales, approximately 20 years of exporting, and one-month lead times in both peak and off-season. Financial records are indicated for 2021–2023, but no financial performance values are provided. The supplier lacks an available SDK, has no factory environmental impact assessment report, and reports no cooperation with Fortune 500 companies.

Supplier typeThe supplier is explicitly described as a professional technical supplier and a factory in the manufacturing industry, located in Zhongshan. This supports classification as a manufacturing-oriented technical supplier.

CertificationsCE certification is reported both as a sustainable development and product compliance capability. The evidence confirms certification holding, although no additional certifications are identified.

After-Sales capabilityThe supplier has documented procedures and records for service-capability assessment, corrective and preventive actions, complaint handling, quality assurance, traceability, and quality-control records. One-month average lead times are reported for both peak and off-season, supporting operational service capability.

R&D capabilityThe supplier provides 3D software design, has five R&D engineers, launched new products during the past year, and offers ODM services. However, it has no available SDK, so its innovation capability is positive overall but not comprehensive across all technical areas.

Production capacityThe supplier is a manufacturing factory with documented finished-product inspection, quality-control, supplier-management, complaint-handling, and corrective-action procedures. It reports 90% export sales, approximately 20 years of exporting, and one-month lead times, indicating established production and delivery capability.

Customization capabilityThe supplier explicitly supports customization from samples, full customization, flexible and minor customization, and customization from designs. Its ODM and OEM capabilities further support tailored product development and manufacturing.

Client casesThe supplier reports OEM services for well-known brands, approximately 20 years of exporting, and a repeat-buyer preference of 80%–100%. It has not collaborated with Fortune 500 companies, so the evidence supports customer experience but not top-tier corporate references.