What payment methods are available?

T/T, Western Union, PayPal, and Credit Card are available. We suggest Alibaba Trade Assurance for security.

Can you customize the frequency bands?

Yes, we can customize Single/Double/Triple/Quand/Penta Band for cellphone signals like 2G/3G/4G.

Does the price include antennas?

No, the price only includes the signal booster. Contact us for a set with antenna, splitter, and coupler.

27dBm GSM900 Selective Band Repeater/Signal Amplifer (GW-20GS)

Name: 27dBm GSM900 Selective Band Repeater/Signal Amplifer (GW-20GS)
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 793034385

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$240.60-262.90

1 Piece

Sample price:US$292.06/piece.Request sample

Product profile

Customization

Available

Type

Signal Repeater

Transmission Medium

Cable

Model NO.

GW-20GS

Standard

Lightning Protection

With Lightning Protection

Certification

RoHS, CE

Condition

New

Selective Repeater

GSM900

Transport Package

Neutral Packing

Specification

CE, RoHS

Trademark

Greetwin

Origin

Shenzhen

HS Code

8543709200

Production Capacity

2, 000PCS/Month

Key features

Smart LED Control: Adjust gain and working band via LED panel, easier than DIP switches.

Low Interference Design: Built-in AGC and ALC circuits ensure safe output and low BTS interference.

Multi-Band Support: Supports GSM900, LTE800, CDMA, and other cellular devices.

Cost Effective: Reduces drop calls and improves indoor connectivity for homes and offices.

High Reliability: MTBF > 50000 hours with robust mechanical and environmental specs.

Customizable Bands: Supports Single/Double/Triple/Quand/Penta Band customization for various frequencies.

Easy Installation: Compact size, low power consumption, and simple coaxial cable connection.

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: ≤5.23hTerms 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.