How does the digital display panel work?

It shows real-time gain and allows users to select systems and adjust settings via '+' and '-' buttons.

What are the lead times for shipping?

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

Does it affect human health?

No, the repeater improves mobile signals with no negative impact on human health.

High Quality B5 B2 B4 850 1900 1700 Tri- Band Home Cell Phone Signal Booster

Name: High Quality B5 B2 B4 850 1900 1700 Tri- Band Home Cell Phone Signal Booster
Brand: Shenzhen Greetwin Telecom Co., Ltd
SKU: 1987528445

Guangdong, ChinaShenzhen Greetwin Telecom Co., Ltd

US$224.70-271.20

1 Piece

Product profile

Customization

Available

Type

Signal Repeater

Transmission Medium

Wireless

Model NO.

GW-23CPA-K

Standard

Lightning Protection

With Lightning Protection

Certification

ISO, RoHS, CE

Condition

New

Gain

75dBm

Frequency

B4 B5 B2

Feature

Triple Band

Coverage

800-1500 Sqm

Output Power

23dBm

Size

230*170*65mm

Color

Black

Transport Package

Neutral Packing

Specification

CE, RoHS

Trademark

Greetwin

Origin

Shenzhen

HS Code

8517699000

Production Capacity

5000/Month

Key features

Wide Coverage Area: Covers 800-1500 square meters effectively without obstruction.

Triple Band Support: Supports B2, B4, and B5 bands for 2G, 3G, and 4G networks.

Customizable Frequency: Supports wideband boosters or customized selective band boosters.

High Gain Output: Delivers up to 75dB gain and 23dBm output power.

Smart Digital Display: Features LED panel for real-time gain monitoring and system selection.

Easy Self-Installation: Compact design allows individual installation without professional tools.

Advanced AGC Function: Automatic Gain Control prevents over-saturation and network interference.

Global Power Compatibility: AC 90-264V input with adapters for EU, US, UK, SA, and China standards.

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: ≤5.60hTerms 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.