Shenzhen Atnj Communication Technology Co., Ltd.
                                                                                                           
Verified Supplier
16 Years
Since 2010
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850MHz 1700MHz Dual Band Mobile Signal Repeater with 70dB Gain and 20dBm Output Power for 2G 3G 4G Networks

Price Negotiable
Price: USD+70---85+kit
MOQ: 5Pcs
Delivery Time: 3 work days
Brand: ATNJ
Product Description
Product Overview

This dual-band mobile signal repeater amplifies 850MHz and 1700MHz frequencies to enhance cellular connectivity in areas with poor signal coverage. Featuring advanced ALC and AGC functions, it automatically controls gain to prevent base station interference.

Technical Specifications
ParameterSpecification
Frequency Range (Uplink)824-849MHz, 1710-1755MHz
Frequency Range (Downlink)869-894MHz, 2110-2155MHz
Frequency Bandwidth25MHz & 45MHz
Gain70dB
Output Power20dBm
Automatic Gain Control20dB Min.
Noise Figure≤ 5dB
Operating Temperature-10°C to +55°C
Power SupplyAC 110-220V±20%, 50/60Hz
Dimensions165×130×40 mm
Weight≤0.8 kg
RF ConnectorSMA (Female)
Key Features
  • Intelligent installation guidance with LCD display
  • Real-time signal strength monitoring
  • Automatic dormancy when no calls are active
  • Self-diagnostic alarm system for installation errors
  • Automatic gain adjustment to prevent self-excitation
  • Proactive damage detection and alerts
  • ALC and AGC functions for optimal performance
Application Areas

Ideal for locations with poor cellular signal coverage including:

  • Underground areas: basements, parking lots, tunnels
  • Signal-shielded spaces: offices, supermarkets, cinemas, hotels
  • Remote locations distant from base stations
Product Documentation

Product Images
850MHz 1700MHz Mobile Signal Repeater front view Mobile Signal Repeater internal components Signal Repeater installation diagram Mobile Signal Repeater technical specifications display Signal Repeater application in underground parking Mobile Signal Repeater office installation Signal Repeater residential building application 850MHz 1700MHz Mobile Signal Repeater product packaging
Frequently Asked Questions
Why choose us for cooperation?

We have professional engineers to develop products suitable for global markets and provide 24/7 technical support.

Does the signal booster have radiation?

Minimal radiation levels that are significantly lower than the increased radiation generated by phones struggling with weak signals.

Can this repeater create a signal where there is no cell signal?

No, the repeater amplifies existing weak signals but cannot generate signals where none exist.

What is your warranty period?

3-year warranty covering manufacturing defects (excludes man-made damage and natural factors).

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Atnj Communication Technology Co., Ltd.
Location Floor 12, Building A, Rd Jiangshi, Quanju High-Tech Industry Park, Guangming District, Shenzhen, Guangdong Province, China
Contact Person Wave Luo

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