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Home > Products > 2G GSM/ 3G WCDMA /DCS DIGI Repeater Antenna > LCD display GSM 3G WCDMA dual band Repeater mobile phone signal Booster 900Mhz 2100Mhz Antenna
LCD display GSM 3G WCDMA dual band Repeater mobile phone signal Booster 900Mhz 2100Mhz Antenna
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LCD display GSM 3G WCDMA dual band Repeater mobile phone signal Booster 900Mhz 2100Mhz Antenna

Item details
SKU: 1587 KW20L-OEM 1st
Weight: 3 kg, 500 grams
Stock: Out of stock

Brand: IOlines Network
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  • Work on GSM-900 system (G/E) / WCDMA 3G Network (3G/H/H+)
  • Easy installation and maintenance
  • Support coverage: >200 square meters if no blocking
Introduction to mobile phone signal repeater
  • Enhance mobile phone signal strength.
  • Improve communication quality.
  • Reduce cellphone radiation.
  • Prolong cellular battery life.
  • Easy installation.
Display device (for reference)
  • Signal Level for GSM
  • Signal level for WCDMA3G
  • High linear design,ALC function,low interference to BTS.
  • Compact size,low consumption,easy to install,great cover.
  • Expand signal coverage where signal is weak or unavailable eg.villa,high building,countryside,parking lot ect.
  • Improve your mobile signal ,no more bad reception,no more dropping calls .
  • With LCD Display function ,can indicate the signal strenght situation when it working.
  • Dependability stand by GB6993-86 standard.
  • Compatibility of electromagnetism according with ETS300 609-4.


Technical Specifications:
Item Specification
Up Link Donw Link
Frequency Range 890MHz  ~ 915MHz

1920MHz  ~ 1990MHz

935MHz  ~ 960MHz

2110MHz  ~ 2180MHz

Power -70 ~ -40dBm/FA (1.23MHz)
Gain 60±3 Db 65±3 Db
Max Output Power +23dBm / ±3dBmTotal Power +23dBm / ±3dBmTotal Power
Impedance 50Ω
Power Supply AC 230V (used AC/DC Adapter 12V dc)
Seclusion >70dB
Compact Design Indoor Use
Item Diemension 240 x 180 x 20mm
Connect Mode N connector
Ambient temperature -10°C~60°C
LCD display function

can display signal level which it receives from outdoor antenna ,
the signal bar will be full black if the signal is received very good.

Signal coverage area :

  • Support Maximum coverage area is >1000 square meters.( Depend on the area condition)
  • One indoor antenna only support for about 200 square meters. (in open space) and single floor
  • If want to make extend to support >1000 square meters or more floors, need to add more indoor antennas together with power divider / splitter / extra cables.


  • 1 x Booster / repeater main unit
  • 1 x Power supply unit
  • 1 x 10 meter Antenna cable for Outdoor Antenna
  • 1 x 3 meter Antenna cable for Indoor Antenna
  • 1 x External outdoor Log Periodic / Yagi antenna
  • 1 x ceiling mount Indoor Omni Antenna 
  • 1 x User Manual
  • Total Weight after packaging: about 3Kg
About Us
  • Nobody is perfect, but we will try our best to serve your satisfaction and will improve from time to time. Your suggestion & understanding is highly appreciated.
  • Do not hesitate to contact us,  any enquiry, question, suggestion kindly email to us for faster reply at:
    • (Sales & After Sales Enquiry , Suggestion / Complaint )
    • (Technical Support)
    • Drop Ship are welcome
Shipping & Warranty
  • Default Shipping: Air Parcel (5~7 working day)
  • Item usually will be post out same day / next working day (depends on Pos laju collection schedule) if payment verified before 12pm except there is special announcement.
  • Parcel usually will be arrive within 5-7 working days EXCEPT: P.O.Box, rural area and unexpected delay by pos laju or missed delivery, addresee unreachable, etc.
  • 30 Days against manufacturer defect