What certifications does this product have?

The product holds ISO, RoHS, and CE certifications, ensuring compliance with international standards.

What is the lead time for orders?

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

What payment methods are accepted?

Accepted payment methods include LC, T/T, PayPal, Western Union, and Money Gram.

Greetwin 30dBm CDMA850MHz 2g Cell Phone Signal Booster Mobile Network Repeater

Name: Greetwin 30dBm CDMA850MHz 2g Cell Phone Signal Booster Mobile Network Repeater
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 887752135

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$115.50

1-9 Pieces

US$110.20

10-99 Pieces

US$105.10

100+ Pieces

Product profile

Customization

Available

Type

Signal Repeater

Transmission Medium

Wireless

Model NO.

GW-30C-asm

Certification

ISO, RoHS, CE

Condition

New

Max Gain: 80dB

Max Output: 30dBm

Transport Package

Neutral Packing

Specification

CE, RoHS

Trademark

Greetwin

Origin

Shenzhen

HS Code

8543709200

Production Capacity

2000PCS/Month

Key features

Smart Anti-Interference: Prevents UL interference and self-oscillation automatically via smart function.

High Output Power: Provides 30dBm output power for effective signal extension in blind areas.

Wide Application: Ideal for homes, offices, hotels, basements, and shopping malls.

Auto Gain Control: Automatically adjusts gain to ensure optimal condition and base station protection.

Uplink Silent Function: Reduces repeater-to-base station interference to minimum levels.

Antenna Isolation Test: Auto-detects antenna isolation and reduces gain if requirements are not met.

Certified Quality: Complies with ISO, RoHS, and CE certifications for safety and reliability.

Complete Package: Includes power adapter, cables, installation kit, and user manual.

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: ≤5.18hTerms 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.

Product Q&A

Q:What is the maximum output power of this signal booster?

The maximum output power is 30dBm, which is suitable for extending coverage in small to medium areas.

Q:How does the smart function prevent interference?

The smart function automatically prevents uplink interference and self-oscillation caused by insufficient isolation between donor and service antennas.

Q:Can the gain be adjusted manually?

Yes, manual gain control is available with a 1dB step, but it is disabled when the smart function is initiated.

Q:What are the recommended antennas for this repeater?

Recommended accessories include a Log Periodic Donor Antenna (9dBi) and an Omni Ceiling Service Antenna (3dBi).

Q:Is this device suitable for outdoor installation?

No, this is an Indoor Pico Repeater designed for indoor use in places like homes, offices, and basements.

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Greetwin 30dBm CDMA850MHz 2g Cell Phone Signal Booster Mobile Network Repeater