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  • GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster
  • GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster
  • GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster
  • GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster
  • GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster
  • GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster
GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster
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GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster

  • 1 - 9 Sets
    $78.60
  • 10 - 100 Sets
    $75.20
  • >= 101 Sets
    $71.80

Customization:

Customized logo（Min.Order: 50 pieces）
Customized packaging（Min.Order: 50 pieces）
Graphic customization（Min.Order: 50 pieces）
View product details

GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Signal Boosting: Enhances 2G, 3G, and 4G cellular signals in indoor areas with poor coverage, supporting seamless connectivity for calls, data, and IoT devices.
  • Real-Time Monitoring: Features a digital display to track uplink/downlink signal strength, AGC status, and network performance for optimized adjustments.

Key features

  • 1. Durable Metallic Construction for Long-Lasting Performance

    • With a corrosion-resistant metallic body, ensure robust durability in diverse environments*. The sleek gold finish combines modern aesthetics with rugged build quality, ideal for both indoor and outdoor use.

  • 2. Real-Time Digital Display for Seamless Monitoring

    • With an intuitive digital display, monitor uplink/downlink signal strength and adjust settings for optimal performance*. Track "S2:BS" and "S2:MS" readings to fine-tune connectivity in real time.

  • 3. 500 sqm Coverage for Large-Scale Signal Boosting

    • With 500 sqm coverage, extend signals across expansive areas—up to 50% larger than standard repeaters*. Supports 2G/3G/4G networks, making it versatile for homes, offices, or commercial spaces*.

  • 4. Compact and Portable Design for Versatile Installation

    • With a slim, rectangular design and rounded edges, install effortlessly in homes, offices, or vehicles*. The lightweight build and included mounting screws enable flexible placement for reliable connectivity anywhere.

  • 5. Compliance with FCC and CE Standards for Safe Operation

    • With compliance to FCC and CE certifications, ensure safe and legal operation in multiple regions*. Meets global regulatory requirements for signal boosters, guaranteeing interference-free performance*.

Product details

GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster

The GREEMBLT Dual Band 2G 3G 4G Cell Phone Network Indoor Booster is a compact, metallic gold repeater designed to boost mobile network signals across 2G, 3G, and 4G/LTE networks. With a sleek, modern design and real-time signal monitoring via its digital display, it delivers reliable coverage for up to 500 sqm. Its customizable setup and included antennas make it ideal for homes, offices, or vehicles with poor cellular reception.

Technical specifications

FeatureSpecificationBenefit
Material/DesignMetallic gold finish, compact sizeDurable and space-saving installation
Coverage500 sqm indoor areaSupports large homes/offices without dead zones
Network Compatibility2G, 3G, 4G/LTE (GSM)Versatile for multiple mobile network bands
Signal PortsMS (Mobile Station), BS (Base Station)Enables flexible antenna placement
Power InputDC5V (included adapter)Plug-and-play installation
DisplayDigital, real-time S2/BS/MS readingsMonitor signal strength and adjust settings
AccessoriesDual white antennas + coiled cablesComplete setup for immediate use

Customization guide

Adjustable parameters:

  • Antenna placement (via MS/BS ports) to optimize signal capture and distribution.
  • Coverage area (up to 500 sqm) by repositioning antennas for uneven spaces.
  • Power output (via DC5V input) to balance energy efficiency and signal strength.

Get inspired

With GREEMBLT’s dual-band repeater, you can eliminate dead zones in your home or office. Its real-time display lets you fine-tune performance, while the compact design ensures it blends seamlessly into any environment. Whether boosting 4G video streaming in a rural cottage or stabilizing 2G IoT connections in a warehouse, this repeater adapts to your needs.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Coverage Area500 sqm+20% (600 sqm)*+40% (700 sqm)**
Signal Gain45dB50dB55dB
Interference RejectionStandardEnhancedPremium (20% better than industry benchmarks)
Network Bands2G/3G/4G2G/3G/4G + LTE2G/3G/4G/LTE + 5G Ready

Supplier's note

  1. Technical Breakthroughs:

    • Dual-Band Support: Simultaneously amplifies 2G voice calls and 4G data, ideal for mixed-use environments.
    • Real-Time Display: The S2/BS/MS metrics enable proactive troubleshooting without external tools.
    • Compact Design: 30% smaller than competitors, reducing installation constraints.

  2. Version Selection Guide:

    • Base Model: Perfect for small homes or apartments (≤500 sqm) needing basic 2G/4G coverage.
    • Advanced Model: Recommended for medium-sized offices or rural areas requiring LTE support and 20% expanded coverage.
    • Pro Model: Best for commercial spaces (e.g., hotels, factories) demanding 5G readiness and interference-resistant performance.

With the Pro Model’s 55dB gain, you can achieve signal strength 30% stronger than standard repeaters in multi-story buildings. Pair its premium interference rejection with the included antennas to ensure stable connections even in crowded urban areas.

Frequently asked questions

  • Which dual-band repeater is best for small offices covering up to 500 sqm?

  • How do I maintain the GREEMBLT's metallic exterior to prevent damage?

  • Does the GREEMBLT's metal build offer better durability than plastic repeaters?

  • Can the GREEMBLT be customized for wall mounting in commercial spaces?

  • Is the GREEMBLT certified for use with 4G/LTE networks in the US?

  • How does the GREEMBLT's digital display help monitor signal strength in real-time?

  • What's the maximum indoor coverage area of the GREEMBLT dual-band booster?

  • Does the GREEMBLT come with all necessary cables for easy installation?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Signal Coverage AreaLarge homes/offices, commercial spacesIndustry Standard: 200–300 sqm
Our Base: 350 sqm (▲ vs Industry)
Our Advanced: 500 sqm (▲▲▲ vs Industry)
(ISO/IEC 17025 verified)		Advanced model covers expansive areas; Base balances cost and coverage.Advanced requires more antennas/cables; Base may underperform in very large spaces.
Network Band SupportMulti-carrier regions, mixed network useIndustry Standard: 2G/3G
Our Base: 2G/3G/4G (▲ vs Industry)
Our Advanced: 2G/3G/4G/LTE Advanced (▲▲ vs Base)
(3GPP Release 15 compliant)		Advanced supports latest 4G/LTE speeds; Base covers essential bands.Industry-standard models may fail in 4G-heavy areas; Advanced adds cost.
Installation ComplexityDIY setups, temporary deploymentsIndustry Standard: Requires professional setup
Our Base: Plug-and-play (▲▲ vs Industry)
Our Advanced: Auto-calibration (▲▲▲ vs Base)
(FCC Part 15 guidelines)		Base reduces labor costs; Advanced minimizes configuration time.Advanced may lack customization for niche setups; Base needs basic tech literacy.
Noise LevelHospitals, libraries, quiet officesIndustry Standard: 45 dBA (louder than a whisper)
Our Base: 40 dBA (▲ vs Industry)
Our Advanced: 35 dBA (▲▲ vs Base)
(IEC 60704-2 noise class 2)		Advanced operates nearly silently; Base meets most office needs.Advanced requires external power for optimal performance; Industry models disrupt quiet spaces.
Signal MonitoringTechnical users, troubleshootingIndustry Standard: Basic LED indicators
Our Base: Digital display (▲ vs Industry)
Our Advanced: Real-time analytics (▲▲ vs Base)
(ISO 9001 quality assurance)		Advanced provides granular diagnostics; Base shows core metrics.Base lacks troubleshooting depth; Advanced adds cost for non-technical users.
Power RequirementsRemote areas, mobile setupsIndustry Standard: 12V DC (car battery reliant)
Our Base: 5V DC (USB-C) (▲▲ vs Industry)
Our Advanced: Dual 5V/12V (▲▲▲ vs Base)
(IEC 60950-1 safety standard)		Base compatible with standard power banks; Advanced works in rugged settings.Base may underperform in power fluctuations; Advanced adds bulk.

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