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Dual Band 900/2100MHz Cell Phone Signal Repeater with 300sqm Coverage and 2G 3G Support

Basic Properties
Place of Origin: China
Brand Name: ATNJ
Certification: CE,ROHS,CCC,TUV,BV, ISO
Model Number: A021-900/2100
Trading Properties
Minimum Order Quantity: 5Pcs
Price: USD+86---110+kit
Payment Terms: T/T,Western Union,Paypal,Alibaba,Bank transfering.
Supply Ability: 1000+unit+per day.
Specifications
Frequency Range: 900MHz 890-915MHz/935-960MHz,2100MHz:1920-1980MHz/2110-2170MHz Device Gain: 70dB
Device Output power: 20dBm Color: Grey And Customized
AGC Intelligent function: Done,31dB @ 1dB/ Step ALC Intelligent function: Done
Power Supply: AC 110~220V±20%, 50/60Hz(AC 220V/ DC5V/2A Power Adapter) Products Type:: Signal Repeater
High Light:

20dBm Mobile Phone Range Extender

,

2100MHz Mobile Phone Range Extender

,

20dBm Dual Band GSM Repeater

Product Description
Output power 20dBm Mobile Phone Range Extender Customized Dual Band
Dual Band 900/2100MHz Mobile Phone Signal Booster Repeater Amplifier

Customized Dual Output 900+2100MHz mobile signal booster for 2G and 3G cellular amplification.

Product Features
  • Model No: AS-C
  • Improves 2G Voice and 3G Internet connectivity
  • Smart LCD Display shows outdoor signal strength and work signal strength
  • Coverage: Approximately 300sqm without barriers
  • Full intelligent features: Sleeping Mode, AGC & ALC Function with automatic gain control
  • Supports CDMA 850MHz [Band 5] (Frequency Band: Uplink: 824-849MHz, Downlink: 869-894MHz)
  • Supports at least 20 cell phones simultaneously
  • CE & RoHS certified with 3-year warranty
  • SMA-female connector type
  • Easy installation with LCD screen intelligent guide
Technical Specifications
Specifications Parameters
Frequency Range (Customers to Choose) Uplink: 890-915MHz, 1920-1980MHz
Downlink: 935-960MHz, 2110-2170MHz
Frequency Bandwidth (3dB Bandwidth) 25MHz & 60MHz
Automatic gain control (Step Attenuation) 31dB @ 1dB/Step
Auto Gain Control 20dB Min.
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 (Customers to Choose) N(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
Certification ISO, RoHS, CE, CCC

For further details, please download the product specification: 900+2100MHz A021 Mobile Signal Repeater.docx.pdf

Dual Band 900/2100MHz Cell Phone Signal Repeater with 300sqm Coverage and 2G 3G Support 0 Dual Band 900/2100MHz Cell Phone Signal Repeater with 300sqm Coverage and 2G 3G Support 1
Manufacturer Information

We are a manufacturer with our own factory.

Frequently Asked Questions
Are you a trading company or manufacturer? Can I use my own logo and label?

We are the factory with excellent trading service. We provide OEM/ODM services.

Can I have a sample order? What is your MOQ?

Yes, we welcome sample orders to test and check quality. MOQ is 1 for normal products.

Is it easy to set up your items?

Yes. We provide a user manual and 24/7 technical support.

What is your warranty time?

We offer a 3-year warranty for all products shipped from us. Man-made sabotage and natural factors are not covered.

Contact Information

Please feel free to contact us if you have any other questions.

Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
100%
4 star
0
3 star
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All Reviews
  • D
    David Goden
    Belgium Nov 6.2025
    ★★★★★
    ★★★★★
    Installation was much simpler than expected! Following the manual step by step, I managed it myself, and the signal was immediately full, it felt so rewarding
  • H
    Harrison Mmari
    Greece Aug 5.2025
    ★★★★★
    ★★★★★
    All ATNJ products are very well made at a reasonable price. Our clients are delighted with their products and their service and attention is phenomenal. Really recommend them
  • P
    Priyanshu Agarwal
    Malta Jul 4.2025
    ★★★★★
    ★★★★★
    Good quality item and great customer service to help resolve issues