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GSM 900 WCDMA 2100 LTE 1800 Tri Band 2G 3G 4G Signal Booster 70dB Cellphone Cellular GSM Signal Amplifier

Categories signal booster
Brand Name: mobile signal booster
Model Number: 20LCL-GDW
Certification: CE ROSH
Place of Origin: China
MOQ: 10 sets
Price: usd162/ set
Payment Terms: T/T, Western Union, MoneyGram
Supply Ability: 5000 sets per month
Delivery Time: 3~10 working days
Packaging Details: white box. 43*38*20cm/set
Working System: GSM+WCDMA+DCS (900mhz &1800 & 2100mhz)
Feature: LCD Tri-band mobile signal booster
gsm repeater booster: cellular signal booster
2G 3G 4G Signal booster: GSM900/Band 3(1800mhz)/3G 2100mhz
Frequency Range Uplink: 880~ 915 mhz /1710~1785MHz/1920~1980MHz
Frequency Range Down Link: 925~960mhz /1805~1880MHz/2110~2170MHz
Power Supply: AC110V~240V,50/60Hz; DC:12V 2A
Coverage: 500-1000sqm without barriers
Improvement: 2G Voice Data 3G Voice Data 4G Data
Gain: 70±2dB
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    GSM 900 WCDMA 2100 LTE 1800 Tri Band 2G 3G 4G Signal Booster 70dB Cellphone Cellular GSM Signal Amplifier

    2G 3G 4G signal repeater GSM 900 WCDMA 2100 LTE 1800 Tri Band Mobile Phone Signal Booster 70dB Cellular Repeater 3G 4G Amplifier


    Mobile Signal Amplifier details
    Model No20CLC-GDW
    Parameter dataUplinkDownlink
    Frequency RangeGSM+DCS+WCDMA890~915/1710~1785/1920~1980 MHz935~960/1805~1880/2110~2170 MHz
    Output Power15 ±2dBm20±2dBm
    Gain60 ±2 dB65±2dB
    Band width25/75/60M25/75/60M
    Ripple in Band≤4dB
    Spurious Emission9KHz~1GHz≤ -36 dBm
    1GHz~12.75GHz≤ -30 dBm
    Intermodulation Products9KHz~1GHz≤ -36 dBm
    1GHz~12.75GHz≤ -30 dBm
    VSWR≤1.4
    MTBF>50000 hours
    Power SupplyAC:100~240V, 50/ 60Hz;DC:12V 2A
    Power Comsumption< 24W
    Impedance50 ohm
    Mechanical Specification
    RF ConnectorN-Female
    Dimensions (D*W*H )230*180*20(mm)
    CoolingHeatsink Convection cooling
    Net weight< 0.9Kg
    Packing size (D*W*H )290*180*50(mm)
    Gross weight< 1.14Kg
    Installation TypeWall Installation
    Environment ConditionsIP40
    Humidity< 90%
    Operating Temperature-10℃ ~ 55℃

    Mobile signal boosters work conditions

    1. please be sure that signal outside of your house is good enough to enable booster to work , what good signal is:
    a). stand there to check if you can make fluent call or not,if can ,then you buy ,otherwise please dont buy ;
    b). Put your phone there to check its signal strengthness :
    Android : setting→about phone→status→network ,dbm display shall be at -90dbm to -95dbm around ;
    IOS : dial *3001#12345#*, dbm display shall be at -90dbm to -95dbm around
    -100dbm to -105dbm means bad,the mobile signal boosters may not work

    2. Please be sure the place where you are going to install is GSM 900MHZ /WCDMA 2100mhz/DCS 1800MHZ
    WCDMA 2100MHZ(Band 1:Uplink:1920~1980 MHz;Downlink:2110~ 2170 MHz)
    DCS 1800MHZ(Band 3:Uplink:1710~1785 MHz;Downlink:1805~ 1880MHz)

    3. important !!! Install them correctly to avoid interference ( auto osillation ), when interference exist , signal LED will be normal on,but phone can not make call or no signal displayed on phone, for small cars ,it is a big problem to solve . Many buyers meet this problem , and can not solve it well.

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    Installation Approaches:
    1.Fix up outdoor antenna on the housetop and point to signal tower.
    2.Connect outdoor antenna to "BTS" in repeater via cable;
    3.Connect indoor antenna to"Mobile" in repeater via cable;
    4.Plug the power adaptor,power light will be lighting ,when the outdoor antenna receive the strong signal the LCD will be display the signal Please note that,when you find signal twinkling and have no full signal display that means have no signal input and you need to check your outdoor antenna position.
    TIP: An outdoor antenna should be "isolated" from the internal antenna, that is, there must be constructive obstacles (walls, partitions, etc.) between the antennas

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    When the distance between the external antenna and internal antenna is not far enough, both antennas will receive signal from the other one, then your phone will not receive any signal.

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    Problems and solutions ( important )
    All booster will be tested before shipping to ensure quality , if you dont know any about booster and installation please start from 0 as below .
    1. After power connected ,if LCD does not display or power LED is not on ,it means booster is defective ,kindly choose a friendly to solve it ,we accept to reship or refund. Andy dispute or negative will cause you on black list and an uncooperative solution ;
    2. After you connet cables and antenna onto booster ,Lcd display 1-3 bars, you need to change your external antenna to a better place to gain stronger signal, if you use small pin antenna ,please upgrade it to a panel or a yagi ; If you can not find a place with good signal to enable booster with full bar display ,it means your outdoor signal is too bad ,booster will not work . So please kindly contact for a solution to return .
    3. After you connet cables and antenna onto booster ,Lcd display full bar or signal LED is on ,but phone can not make call , it means big interference ( not booster quality problem ) which cause booster dead called auto osillation , so you need ( indoor and outdoor antenna can not see each other ) :
    1). Use longer cable to enable external antenna far away from booster and indoor antenna ;
    2). Face external and internal antenna to different direction;
    3). Close widows or door to ensure both antennas well insulated .
    4). Check with your operator to ask what frequency are adopted in your area to ensure your booster matchs ( operator will use 900mhz in some area and use 1800mhz in an other area ) .

    Package Including:
    1. Tri-band booster for GSM900mhz+WCDMA2100mhz+DCS1800mhz

    2. Charger EU Plug (AU/UK/US Adapter will come with the item according to your shipping address)

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    After- Sales Service

    We have 12 months quality guarantee for all customers, you can return goods to us when receive defective repeater, but air freight charges should be responsible by buyer.

    Signal 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

    Our factory

    Our factory is located in Shenzhen.We specialized in the high technology and good quality for many years. Our mission is to provide best solution for customers,and help customers slove the signal problem.

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    Any questions, please contact:

    Diana

    Mob/whatsapp/wechat: +86 13824798745

    Email: dianas10(at)163.com


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