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Quick Details

  • Place of Origin: Fujian, China (Mainland)
  • Brand Name: Kingtone
  • Model Number: KT-GDW
  • Signal Repeater: Tri-band Repeater
  • Frequency(MHz): 900/1800/2100mhz Repeater
  • Gain(dB): 65
  • Output Power(dBm): 20
  • coverage: 200~500sqm
  • ALC(dB): 20
  • Time Delay(uS): ≤1
  • RF Connector: N-Female
  • Size(mm): 176*287*25
  • Weight(kg): 2kg

Packaging & Delivery

Packaging Details 900/1800/2100MHz repeater:
1pc into a gift box;
Delivery Time 3~5 working days after order confirmed;

  Indoor Tri Band 900 1800 2100 MHz Mobile Signal Booster

Product Description

Main Features:

1 Mini design, beautiful looking and practical
2 Receiving and sending separation, easy installation and operation
3 Full-duplex design, low consumption, environmental protection
4 AGC,ALC integration design, device stability total improvement
5 MCU singlechip control, monitoring device on running completely

Technical Specification:

Frequency(MHz)890~915                                                1710~1785                                            1920~1980935~960                                                    1805~1880                                           2110~2170
Pass band ripple(dB)GSM≤±3                                              DCS≤±6                                         WCDMA≤±4GSM≤±3                                              DCS≤±6                                          WCDMA≤±4
Output Power(dBm)1520
Time Delay(uS)≤1≤1
Noise Figure(dB)≤8/
Spurious Emission(dBm)
Input power range-25dBm ~ -70dBm
Ambient -25°C~+55°C
RF ConnectorN-Female
Power SupplyAC110V~220V or DC+5V/5A



Package includes:

  1. 1 x 68dB Signal Repeater
  2. 1 x 8dBi Gain Outdoor  Beautification Yagi Antenna
  3. 1 x 3dBi Gain  Indoor Ceiling Antenna
  4. 1 x 5 Meters Low-loss Coaxial Cable for connecting indoor Antenna
  5. 1 x 15 Meters Low-loss Coaxial Cable for connecting outdoor Antenna
  6. 1 x AC Adapter
  7. 4 x Screws for Mounting

Installation Approaches:

Fix up outdoor antenna reception on housetop and point to signal tower
Connect outdoor antenna to 'outdoor' port in repeater machine through cable
Connect indoor antenna to 'indoor' port in repeater machine through cable also
Plug power adaptor into AC power socket and finish installation cell phone gsm amplifier









Signal Repeater problem & installation technique supporting

1.If still weak signal receipt after installation, please check if outdoor antenna point to signal tower correctly or elsewhere has stronger signal and confirm signal strength achieve-70DBM.


2.If still have no signal after installation, please check our device power adapter whether connected perfectly? And connectors connect well.


3. If strength is not steady, please check if outdoor and indoor antenna is too close; please ensure outdoor antenna has distance of 10 meters at least, with a barrier and not in a same horizontal line.


4. Packed the outdoor connector by waterproof glue, otherwise wet reduce the signal cover area.


Repeater Factory


If you need more details of signal repeater,please feel free to contact with Anna Yao,

Skype: anna.yao for freely conversation~

If you need other products, welcome to visit our website: www.kingtone.cc



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China (Mainland) | Manufacturer, Trading Company
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Supplier's Trade Assurance Limit: US $300,000
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