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

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Wireless Tri-Band Network Booster Digital Display 3G 4G Repeater

Name: Wireless Tri-Band Network Booster Digital Display 3G 4G Repeater
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 922373665

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$282.50

1-19 Pieces

US$274.10

20+ Pieces

Product profile

Customization

Available

Type

Signal Repeater

Transmission Medium

Cable

Model NO.

GW-20LDL

Standard

Lightning Protection

With Lightning Protection

Certification

ISO

Condition

New

Tri Band Repeater

Dcs WCDMA Lte2600

Gain

70dBm

RF Connector

N-Female

Transport Package

Neutral Packing

Specification

CE, RoHS

Trademark

Greetwin

Origin

Shenzhen

HS Code

8543709200

Production Capacity

2, 000PCS/Month

Key features

LCD Digital Display: Smart panel allows easy gain adjustment and system selection without DIP switches.

High Gain & Power: Provides 65-70dB gain and 17-20dBm output power to boost weak signals effectively.

Low Interference Design: Features ALC function and high linear design to prevent network interference.

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

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

High Reliability: MTBF exceeds 50,000 hours ensuring stable long-term operation.

Customizable Bands: Supports customization for selective band boosters beyond standard tri-band.

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 coverage area of this signal booster?

It can cover approximately 500 to 2000 square meters without obstruction, depending on the installation environment.

Q:Does this device require professional installation?

No, it features an easy installation design that allows individual customers to set it up themselves without professional knowledge or special instruments.

Q:What bands does the GW-20LDL/GW-23LDL support?

It supports Tri-Band frequencies: LTE800, LTE1800, and LTE2600 (Uplink/Downlink ranges specified in the description).

Q:How does the LCD digital display function?

The digital panel allows users to intelligently set gain and working systems, showing real-time gain and enabling easy adjustment via '+' and '-' buttons.

Q:Is there a risk of interference with the base station?

No, it features Automatic Gain Control (AGC) and a high linear design to avoid over-saturation and minimize interference to the BTS.