What is the maximum number of sensors supported?

The system supports a maximum of 100 sensors.

Does the system support voice control?

Yes, it supports Alexa and Google Assistant for voice control.

Where is the factory located?

Our factory is located in Shenzhen, China, near Hong Kong and Guangzhou.

Smart WiFi 4G GSM Alarm Security System

Name: Smart WiFi 4G GSM Alarm Security System
Brand: Shenzhen Chitongda Electronic Co., Ltd.
SKU: 1919855831

Guangdong, ChinaShenzhen Chitongda Electronic Co., Ltd.

US$35.00

500-999 Pieces

US$33.00

1,000+ Pieces

Sample price:US$44.00/piece.Request sample

Product profile

Customization

Available

Type

Home Alarm

Signal Transmission

Wireless Alarm

Model NO.

WM4N

Working Mode

Active

Certification

CE, ISO, FCC, RoHS, CCC

Application

Indoor, Outdoor

Working Principle

Electro-Optical Type

Transmission Mode

Wireless

Alarm Volume (within 1m)

≥100dB

Receive Frequency

433.92MHz

Brand

Wolf-Guard

Since

1998

Warranty

3 Years

System

GSM&WiFi Alarm System

Compatible

with Smart Life Cameras, Socket, Swiches

Support

Alex,Google Assistance

Battery

Built in

Max

100 Sensor

Sensor

PIR Door Sensor

Support01

Ota

Transport Package

1 Gift Box

Specification

CE, CCC, ISO, RoHS

Trademark

wolf-guard

Origin

Shenzhen, China

HS Code

85311000

Production Capacity

20000PCS/Month

Key features

Dual Network Connectivity: Supports both GSM and WiFi for reliable intelligent control and alarm transmission.

Voice Assistant Support: Compatible with Alexa and Google Assistant for convenient voice control.

Large Capacity Expansion: Supports up to 100 sensors and features 4 wired and 99 wireless defense zones.

Smart App Control: Features touch keypad, LCD display, and app-based intelligent control with history records.

Custom Branding Available: Brand can be customized to 'Wolf-Guard' or other client specifications.

OTA Firmware Upgrade: Supports Over-The-Air updates for new firmware and functions.

Professional Manufacturer: Established in 1998 with over 21 years experience and own R&D center.

Multiple Certifications: CE, ISO, FCC, RoHS, and CCC certified for global market compliance.

Company profile

High Repeat Buyers ChoiceExperienced TeamManagement CertificationProduct Certification

Shenzhen Chitongda Electronic Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2005-09-08Nearest Port: shenzhen shekouAverage Response Time: ≤18hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF, EXW

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company with manufacturing, export, service, quality-control, R&D, and sustainability capabilities. It demonstrates documented procedures for corrective actions, complaint handling, supplier assessment, and R&D review, and reports ISO9001:2015, CCC, CE, and FCC-related certification or testing evidence. R&D capabilities include technical support, new product development, SDK availability, 3D design, ODM, OEM, and multiple customization modes. Manufacturing-related evidence includes specialized testing and production facilities, inventory capability, and stated seasonal lead times. However, the supplier lacks a valid manufacturing contract with affiliated subcontractors and has no overseas warehouse or showroom. Financial records are referenced for several years, but the provided slices do not establish financial strength or credibility.

Supplier typeThe supplier is explicitly classified as a combined company rather than an offshore company. Its offering description covers manufacturing, export trade, service, quality control, R&D, and sustainability capabilities, indicating a broad operational scope.

CertificationsThe supplier reports an ISO9001:2015 certificate and lists CCC and CE under product certification capability, with FCC and other raw-material test-report evidence. The slices confirm reported certifications and testing-related capability, but do not provide certificate validity dates or detailed scope.

After-Sales capabilityTechnology engineers are responsible for technical support during production and after-sales service. The supplier also has documented and followed procedures for corrective and preventive actions, customer complaints, and supplier-service assessment, supporting an established after-sales process.

R&D capabilityThe supplier reports professional technical-supplier status, R&D audit documentation, SDK availability, recent new products, ODM services, OEM services for well-known brands, and engineers responsible for new product development. These are explicit indicators of established R&D and innovation capability.

Production capacityThe supplier lists specialized facilities including automatic screw packing and welding equipment, environmental and gas test chambers, laser marking, oscillation testing, shielding, smoke sensing, and ultrasonic facilities. It also reports inventory capability and stated lead times, but has no valid manufacturing contract with affiliated subcontractors, creating a documented production-governance deficiency.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization, with 3D software design services available. The repeated capability statements indicate broad customization coverage.