Can the gain be adjusted manually?

Yes, users or engineers can manually adjust the gain using the buttons below the screen.

What are the dimensions and weight?

The size is 224*170*65mm and the weight is 3.5kg.

What certifications does the product have?

It is certified with CE, ISO, and RoHS.

23dBm Tri Band New Smart Model Cell Phone Repeater Signal Booster

Name: 23dBm Tri Band New Smart Model Cell Phone Repeater Signal Booster
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 2185802235

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$238.00-248.00

1 Piece

Product profile

Customization

Available

Type

Signal Repeater

Transmission Medium

Cable

Model NO.

GW-23GDW-K

Standard

Lightning Protection

With Lightning Protection

Certification

Condition

New

Name

Tri Band Network Phone Signal Rep

Lightning Protection

with Lightning Protection

Certification

ISO, RoHS, CE

Tri Band

900MHz+1800MHz+2100MHz

Standard

Gain

75dB

Output Power

23dBm

Size

224*170*65mm

Weight

3.5kg

Coverage

800-1500m²

Transport Package

Neutral Packing

Specification

ISO9001

Trademark

Greetwin

Origin

Shenzhen

HS Code

8517699000

Production Capacity

10, 00PCS/Month

Key features

Tri Band Signal Coverage: Supports 900MHz, 1800MHz, and 2100MHz for comprehensive coverage.

High Output Power: Delivers up to 23dBm output power for strong signal enhancement.

Smart Auto Gain Control: Features AGC with 31dB range and automatic environment adjustment.

Manual Gain Control: Allows engineers to manually adjust gain via screen buttons.

Automatic Isolation Check: Automatically detects isolation between donor and service antennas on startup.

LCD Digital Display: Shows real-time uplink and downlink signal strength in dBm.

Logo Customization: Supports custom logo printing on the device surface.

Wide Application Range: Ideal for hotels, homes, basements, malls, offices, and parking lots.

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.