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  • Quality Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster factory
  • Quality Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster factory
  • Quality Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster factory

Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster

Basic Properties
Place of Origin: China
Brand Name: ATNJ
Certification: CE,ROHS，CCC，TUV,BV， ISO
Model Number: JS-GDW
Trading Properties
Minimum Order Quantity: 5Pcs
Price: USD+315---330+kit
Payment Terms: T/T,Western Union,Paypal,Alibaba,Bank transfering.
Supply Ability: 1000+unit+per day.
Tags

2100MHz Tri Band Repeater

2G 3G 4G Tri Band Repeater

2100MHz Tri Band Signal Booster
Specifications
Frequency Range: Band1 2100MHz+Band8 900MHz+Band 3 1800MHz Device Gain: 65±2dB
Output power: 17dBm Color: Black
AGC Intelligent Function: Done,31dB @ 1dB/ Step ALC Intelligent Function: Done
MGC Function: Done In-band Ripple: ≤ 3dB
VSWR: <=2 Noise Figure: ≤ 5dB
System Delay: ≤ 5μs RF Connect Type: N/F
Power Supply: AC 110~220V±20%, 50/60Hz(AC 220V/ DC5V/2A Power Adapter) Inter-Modulation Attenuation ACPR: ≤ -40dBc / 30kHz (measured Under Rated Output Power)
Packing Weight: 10kg Packing size: 48x46x18cm
High Light:

1800MHz Tri Band Repeater

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65dbB 900MHz Tri Band Gsm Signal Booster

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Tri Band 2100MHz Signal Booster
Product Description
900MHz 1800MHz 2100MHz Tri Band Repeater Cellular Signal Amplifier Booster
Product Specifications
Attribute Value
Frequency Range Band1 2100MHz + Band8 900MHz + Band3 1800MHz
Device Gain 65±2dB
Output Power 17dBm
Color Black
AGC Intelligent Function Done, 31dB @ 1dB/Step
ALC Intelligent Function Done
MGC Function Done
In-band Ripple ≤ 3dB
VSWR ≤ 2
Noise Figure ≤ 5dB
System Delay ≤ 5μs
RF Connect Type N/F
Power Supply AC 110~220V±20%, 50/60Hz (AC 220V/DC5V/2A power adapter)
Inter-Modulation Attenuation ACPR ≤ -40dBc / 30kHz (measured under rated output power)
Packing Weight 10kg
Packing Size 48×46×18cm
Detailed Technical Specifications
Frequency Uplink Downlink
GSM 900MHz 890-915MHz 935-960MHz
4G 1800MHz 1710-1785MHz 1805-1880MHz
3G 2100MHz 1920-1980MHz 2110-2170MHz
Key Features
  • Max. Gain: 65dB±2dB
  • Max. Output Power: 17dB±2dB
  • Wide Bandwidth
  • Ripple in Band: ≤ 8dB
  • Noise Figure: ≤ 6dB
  • VSWR: ≤ 2.0
  • Time Delay: ≤ 1.5 μs
  • MTBF: > 50000 hours
  • Impedance: 50 ohm
  • Power Supply: AC 90-240V, DC 5V/3A
  • Power and Alarm LCD indicators
  • RF Connector: N-Female
  • Heatsink convection cooling
  • Operating Temperature: -10°C to +55°C
  • IP40 protection rating
  • Wall installation
  • Compact size: 323×269×58mm
  • Gross weight: 2.5kg
Download complete product specification document
Product Images
Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 0 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 1 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 2 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 3 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 4 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 5 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 6 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 7 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 8 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 9 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 10 Tri Band Repeater 900MHz 1800MHz 2100MHz Cellular Signal Booster 11
Frequently Asked Questions
Q1: Do you have CE or any other certification?
A: Yes, we have CE, ISO, ROHS and CCC certification, etc.
Q2: How about gain and output power of your device?
A: Different models have different gain and output power specifications. For more details, please contact us.
Q3: How long is warranty period?
A: The warranty is 12 months. And we offer 7×24 technical support.
Q4: What's your device lifespan?
A: Normally our device can be used 5-10 years.
Q5: How many square meters can be covered?
A: Coverage area varies by model. Please contact us for specific coverage details.
Q6: Can I use your device in suburbs or remote areas?
A: Yes, as long as you can find a good signal source, our signal booster can help solve signal problems in remote areas.
Overall Rating
5.0
★★★★★
★★★★★
Based on 50 reviews recently
5 star
0
4 star
0
3 star
0
2 star
0
1 star
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All Reviews
  • A
    ATNJ Digital 900 1800 2100 Band Selective RF Repeater with Wifi Control for Cellphone
    Belgium Nov 9.2025
    ★★★★★
    ★★★★★
    It works great, the frequency can be adjusted to Vodafone correctly,and LTE speed goes fast.
  • A
    ATNJ Digital 900 1800 2100 Band Selective RF Repeater with Wifi Control for Cellphone
    Croatia (local name: Hrvatska) Oct 21.2025
    ★★★★★
    ★★★★★
    Shipment arranged in time,and the repeater working well.
  • A
    ATNJ Digital 900 1800 2100 Band Selective RF Repeater with Wifi Control for Cellphone
    Norway Jun 22.2025
    ★★★★★
    ★★★★★
    Livraison dans un délai acceptable par voie aérienne. Qualité : j'attends d'installer totalement l'appareil.
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Mr. Wave Luo

Sales Manager

Product Documents
900-1800-2100MHz.pdf
PDF