What is the maximum output power?

The maximum output power ranges from 10 to 30dBm depending on the specific configuration.

Is the product safe for human health?

Yes, the dual band technology improves mobile signals with no negative impact on human health.

What is the lead time for orders?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

4G Cellphone Network Repeater

Name: 30dBm Dual Band Mobile Signal Booster 2g/3G/4G Cellphone Network Repeater
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 923995325

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$223.90

1 Piece

Sample price:US$223.90/piece.Request sample

Product profile

Customization

Available

Type

Signal Repeater

Transmission Medium

Wireless

Model NO.

GW-30GW

Standard

Lightning Protection

With Lightning Protection

Certification

RoHS, CE

Condition

New

Dual Band

GSM900MHz+3G 2100MHz

Transport Package

Neutral Packing

Specification

CE, RoHS

Trademark

Greetwin

Origin

Shenzhen

HS Code

8543709200

Production Capacity

2, 000PCS/Month

Key features

Dual Band Signal Enhancement: Supports GSM900+3G 2100MHz or GSM900+DCS1800 for improved connectivity.

Wide Coverage Area: Effectively covers 500 to 3000 square meters without signal obstruction.

Automatic Gain Control: AGC prevents over-saturation to maintain high voice quality and reduce interference.

Easy Self-Installation: Compact design allows individual customers to install without professional tools.

Smart LED Control: Front panel LED allows easy adjustment of gain and working band settings.

High Linear Design: ALC function ensures low interference to base stations and stable output power.

Multi-Device Support: Compatible with all cellular devices for voice, data, and video transmission.

RoHS and CE Certified: Meets international safety standards with no negative impact on human health.

Company profile

High Repeat Buyers ChoiceYears of Export Experience3D Software DesignR&D Capabilities

Shenzhen Greetwin Telecom Co., Ltd

Guangdong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2009-08-01Nearest Port: ShenzhenAverage Response Time: ≤5.34hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CIF, EXW, Others

AI-Powered supplier vetting

SummaryThe supplier is identified as a manufacturer with three production lines and stated output of mobile signal boosters and signal jammers. It provides broad customization, ODM, and OEM services, including OEM support for recognized brands, and reports product development during the past year. Its business scope covers communication, security, electronic, and related equipment, with import and export permitted. Production and export capabilities are documented, including markets across multiple regions and a stated off-peak lead time within 15 working days. Service procedures, corrective actions, complaint handling, and finished-product inspection procedures are documented and followed. However, the supplier reports no available SDK, no in-stock service, and no overseas warehouse or showroom. The provided information does not establish certifications, financial strength, or specific customer cases.

Supplier typeThe supplier is explicitly classified as a manufacturer. Its described offerings cover manufacturing capacity, quality control, R&D, export trade, and related capabilities, supporting a direct manufacturing profile.

After-Sales capabilityThe supplier has written procedures and followed records for service assessment, corrective and preventive actions, and customer complaint handling. However, it reports no in-stock service capacity, overseas warehouse, or overseas showroom, indicating procedural service capability but limited stated overseas support infrastructure.

R&D capabilityThe supplier reports new products during the past year, offers ODM services, and supports customization from samples and designs. It does not have an available SDK, which limits the documented software-development interface capability, but this alone does not negate the stated product R&D evidence.

Production capacityThe supplier is a manufacturer operating three production lines and reports annual production quantities of 2,000,000 mobile signal boosters and 2,000,000 signal jammers, with a stated off-peak lead time within 15 working days. It also has valid manufacturing-capacity contracts with each associated subcontractor, although no in-stock capacity is available.

Customization capabilityBoth slices explicitly list customization from samples, designs, full customization, minor customization, and flexible customization. The supplier also reports ODM availability, providing direct evidence of broad customization capability.