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Shenzhen Atnj Communication Technology Co., Ltd.

  • China,Shenzhen ,Guangdong
  • Verified Supplier
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China Mobile 3G Signal Booster 900 / 2100MHz , 2G 3G 4G Cellular Repeater Amplifier
China Mobile 3G Signal Booster 900 / 2100MHz , 2G 3G 4G Cellular Repeater Amplifier

  1. China Mobile 3G Signal Booster 900 / 2100MHz , 2G 3G 4G Cellular Repeater Amplifier
  2. China Mobile 3G Signal Booster 900 / 2100MHz , 2G 3G 4G Cellular Repeater Amplifier
  3. China Mobile 3G Signal Booster 900 / 2100MHz , 2G 3G 4G Cellular Repeater Amplifier

Mobile 3G Signal Booster 900 / 2100MHz , 2G 3G 4G Cellular Repeater Amplifier

  1. MOQ: 5Pcs
  2. Price: USD+70---85+kit
  3. Get Latest Price
Gain 70dB
2100MHz Frequency Range 1920-1980MHz /2110-2170MHz
Color Black and Gold ,Customized
Payment Terms T/T,Western Union,Paypal,Bank transfering
900MHz Frequency Range 890-915MHz / 935-960MHz
Outdoor Antenna Log Periodic Antenna
Power 17-20dBm
Products Type Cellular Signal Repeater, antenna signal booster
Supply Ability 1000+unit+per day.
Delivery Time 1-3 work days
Packaging Details Standard neutral packing,52x24x16cm(1 kit), 4kits as 1 carton(54x49x33cm)
Indoor Antenna Ceiling Antenna * 2
Brand Name ATNJ
Model Number AS-C03-900/2100
Certification CE,ROHS,CCC,TUV,BV, ISO
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Gain 70dB 2100MHz Frequency Range 1920-1980MHz /2110-2170MHz
Color Black and Gold ,Customized Payment Terms T/T,Western Union,Paypal,Bank transfering
900MHz Frequency Range 890-915MHz / 935-960MHz Outdoor Antenna Log Periodic Antenna
Power 17-20dBm Products Type Cellular Signal Repeater, antenna signal booster
Supply Ability 1000+unit+per day. Delivery Time 1-3 work days
Packaging Details Standard neutral packing,52x24x16cm(1 kit), 4kits as 1 carton(54x49x33cm) Indoor Antenna Ceiling Antenna * 2
Brand Name ATNJ Model Number AS-C03-900/2100
Certification CE,ROHS,CCC,TUV,BV, ISO Place of Origin China
High Light 2170MHz 3G Signal Booster ,TUV Cellular Repeater Amplifier ,4G Cellular Repeater Amplifier
Mobile 3G Signal Booster 900/2100MHz, 2G 3G 4G Cellular Repeater Amplifier
Product Overview

The dual band 900/2100MHz Pico Repeater provides an affordable solution to solve indoor signal coverage problems caused by signal fading and attenuation from architectural obstacles. Its easy installation and maintenance help carriers achieve fast return on investment.

The repeater functions as a relay between the BTS and mobile devices. It picks up the strongest signal from BTS via the Donor Antenna, linearly amplifies the signal, and retransmits it via the Indoor Signal Distribution System to weak or blind coverage areas. Mobile signals are also amplified and retransmitted to the BTS in the opposite direction.

Technical Specifications
Specifications Parameters
Frequency Range Uplink: 890-915MHz, 1920-1980MHz
Downlink: 935-960MHz, 2110-2170MHz
Frequency Bandwidth 25MHz & 60MHz
Gain 70dB
Automatic Gain Control Step Attenuation: 31dB @ 1dB/Step
Auto Gain Control: 20dB Min.
Output Power 20±3dBm
Spurious Emission ≤ -15dBm/30kHz
9kHz~1GHz: ≤ -36dBm/30kHz
1GHz~12.75GHz: ≤ -30dBm/30kHz
Inter-Modulation Attenuation ACPR ≤ -40dBc / 30kHz (measured under rated output power)
In-band Ripple ≤ 3dB
VSWR ≤ 2
I/O Impedance 50 Ω
Noise Figure ≤ 5dB
System Delay ≤ 5μs
RF Connector SMA (Female)
Operating Temperature Operation: -10°C ~ +55°C
Storage: -20°C ~ +60°C
Power Supply AC 110~220V±20%, 50/60Hz (AC 220V/ DC5V/2A power adapter)
Dimensions 165×130×40 (mm)
Weight ≤ 0.8 kg (Net)
Alarm Monitoring System Alarm for uplink self-oscillation
Indication LED Power supply
Download Product Specification PDF
Key Features
  • Smart LCD: Displays real-time signal strength
  • Sleeping Mode: Device works in energy-saving mode when no calls are active
  • ALC (Automatic Level Control): Automatically adjusts output gain to optimal levels for improved call and data transfer quality
  • AGC (Automatic Gain Control): Automatically reduces gain when downlink output signal is too strong or self-oscillated
  • MGC (Manual Gain Control): Gain attenuation adjustment function with 0-27dB adjustment scope for convenient installation
Product Images
LCD Display 2G 3G 4G Dual Band Repeater front view
LCD Display 2G 3G 4G Dual Band Repeater side view
LCD Display 2G 3G 4G Dual Band Repeater display close-up
LCD Display 2G 3G 4G Dual Band Repeater internal components
LCD Display 2G 3G 4G Dual Band Repeater connectivity ports
LCD Display 2G 3G 4G Dual Band Repeater installation diagram
Additional Features
  • Cost-effective solution for weak signal zones, reduces dropped calls
  • Compact size, low power consumption, easy installation, excellent coverage
  • Expansion and extension of base station signal
  • Optimization of signal quality and source
  • High linear design with ALC function, low interference to BTS
  • Supports any cellular devices (voice, data, video)
  • Wideband signal booster with customizable selective band options
  • Supports CDMA800, GSM, DCS, PCS, WCDMA, LTE 4G, and more
Product Advantages
  • Smart Function: Intelligent mode setting activated via front panel with LED display for gain adjustment and band selection
  • Auto Level Control: 30dB ALC maintains steady output power during donor source signal fluctuations
  • ODM/OEM service available
Smart function display and controls
Auto Level Control system diagram
ODM/OEM customization options
Package Contents
  • Dual Band Booster
  • Power adapter
  • Outdoor Log-periodic antenna
  • Indoor Ceiling antenna × 2
  • 5 meters cable × 2
  • 20 meters cables
Complete package contents
Applications

The repeater strengthens signals in areas with poor coverage such as:

  • Underground areas: basements, parking lots, tunnels
  • Signal-shielded locations: offices, supermarkets, cinemas, hotels (blocked by metal or concrete walls)
  • Remote locations: private houses distant from BTS
Signal booster installation in underground parking
Signal booster application in office building
Signal coverage improvement diagram
Frequently Asked Questions
1. I am in India and which band/frequency should I choose?

Typically, frequencies used by Indian mobile operators include 900/1800MHz for 2G, 900/1900/2100MHz for 3G, and 800/850/1800/2100/2300/2600MHz for 4G and part of 5G. Contact us to confirm the suitable model for your location.

Frequency band chart for Indian mobile operators
2. Are you a trading company or manufacturer? Can I use my own logo and label?
We are a factory with trading services. We provide OEM/ODM services.
3. Can I place a sample order? What is your MOQ?
Yes, we welcome sample orders to test and check quality. MOQ is 1 for normal products.
4. How many square meters can be covered?
Coverage area varies by model. Please contact us for specific coverage details.
5. What are the gain and output power specifications?
Gain and output power vary by model. Contact us for detailed specifications.
6. Can I use your device in suburbs or remote areas?
Yes, as long as you can find a good signal source, our signal booster can help solve signal problems in remote areas.
Shipping Information
  • Parcels are shipped within 48 hours after payment confirmation (excluding weekends and Chinese holidays)
  • Please provide correct address, full name, and zip code
  • We generally declare lower values to avoid or reduce customs taxes
  • Import taxes are the buyer's responsibility
  • For faster delivery, choose EMS, UPS, or DHL
  • Contact us if delivery exceeds promised time
Warranty & Support
  • All products are tested twice before shipping and carefully packaged
  • If product arrives damaged, contact us for replacement
  • Three-year guarantee period for boosters
  • For technical issues, provide video or photos of complete installation
  • Contact us before opening disputes or leaving negative feedback
  • Response within 24 hours (excluding holidays)

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Distributor/Wholesaler,Exporter,Seller

  • Year Established:

    2010

  • Total Annual:

    7500000-8000000

  • Employee Number:

    95~105

  • Ecer Certification:

    Verified Supplier

  Shenzhen ATNJ Communication Technology Co.,LTD--Lead the future, connecting the infinite.   Shenzhen ATNJ Communication Technology Co.,LTD is located in Shenzhen, Silicon Valley, China.   We committed to the R&D, production and sales of low-altitude economy, Software Defi...   Shenzhen ATNJ Communication Technology Co.,LTD--Lead the future, connecting the infinite.   Shenzhen ATNJ Communication Technology Co.,LTD is located in Shenzhen, Silicon Valley, China.   We committed to the R&D, production and sales of low-altitude economy, Software Defi...

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Get in touch with us

  • Reach Us
  • Shenzhen Atnj Communication Technology Co., Ltd.
  • Floor 12, Building A, Rd Jiangshi, Quanju High-Tech Industry Park, Guangming District, Shenzhen, Guangdong Province, China
  • https://www.atnjtech.com/

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