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70dB Dual Band Signal Booster 2G 3G 4G

    Buy cheap 70dB Dual Band Signal Booster 2G 3G 4G from wholesalers
     
    Buy cheap 70dB Dual Band Signal Booster 2G 3G 4G from wholesalers
    • Buy cheap 70dB Dual Band Signal Booster 2G 3G 4G from wholesalers
    • Buy cheap 70dB Dual Band Signal Booster 2G 3G 4G from wholesalers

    70dB Dual Band Signal Booster 2G 3G 4G

    Ask Lasest Price
    Brand Name : ATNJ
    Model Number : JS-DB1800/2100
    Certification : CE,ROHS,CCC,TUV,BV, ISO
    Price : USD+100---120+kit
    Payment Terms : T/T, Western Union,Paypal,Alibaba,Bank transfering.
    Supply Ability : 1000+unit+per day.
    Delivery Time : 3-5 work days
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    70dB Dual Band Signal Booster 2G 3G 4G

    70dB Dual Band Signal Booster 2G 3G 4G


    Dual Band Signal Booster 70dB Gain 2G/3G/4G 1800/2100MHz Mobile Signal Repeater Amplifier


    Description:


    A mobile phone signal repeater provides the ultimate solution in any area where celluar commnuications cannot work well due to leak of signals.The repeater device features easy installation and operation,build-in door antennaand no interference.it could also improve indoor electromagnetism enviroments,protract cellular battery life and reduce radiation of cellphones.A mobile phone repeater is ideal use for house,home,office use.


    Technical Specifications

    Specifications

    Parameters

    Frequency Range (Customers to Choose)

    Uplink

    1710-1785MHz,1920-1980MHz

    Downlink

    1805-1880MHz,2110-2170MHz

    Frequency Bandwidth (3dB Bandwidth)

    75MHz&60MHz

    Gain

    70dB

    Automatic gain control (Step Attenuation)

    31dB @ 1dB/ Step

    Auto Gain Control

    20dB Min.

    Output Power(Customers to Choose)

    20dBm

    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

    Indication LED

    Power supply

    Further detail pls click here for downloading the products specification:

    1800+2100MHz A032 mobile signal repeater.pdf


    Selling Point


    1. Intelligent to guide the installation with LCD


    2. Real time display the signal strength.


    3. Automatic dormancy when no user make the calling


    4. Automatic alarm when installation mistake and provide the according solution


    5. Automatic adjust the system gain to avoid the repeater self-excitation


    6. Initiative reminding when the device was damaged.


    Product Description


    Technique supporting:


    1. If still no signal receipt after activated repeater,please check if outdoor antenna point to signal tower or elsewhere have strong signal and check if strength achieve -70dBm.


    2. If cannot call out,please adjust the direction of outdoor antenna.


    3. If the strength is not steady,please check if outdoor and indoor antennas are too close;please ensure the outdoor antenna and indoor antenna have distance of 20meters at least,with a wall between and not in a same horizontal line.


    Accessories:


    1. One dual band signal booster;


    2. One indoor antenna;


    3. One outdoor antenna;


    4. 20 meter cable and 5 meter cable;


    5. User manual;


    6. power adapter.


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    FAQ:

    1.

    Q: Why choose us for cooperation?

    A: We have the professional engineer to develop and make them suit for all over the world.we also will deal with all the problem when you have problem and reply to you at any time.


    2.

    Q: Does the signal booster work have radiation or not ?

    A: Yes,but just little ,it also can reduce the radiation when you calling ,because it will have more radiation if no signal when you dialing on your phone.So don’t worry and use in house ,it is better for you than not use when no signal in house.


    3.

    Q: Can I install a signal repeater myself?

    A: Absolutely. There is no technical expertise required to install your mobile signal repeater kit. Each kit contains everything needed to improve the mobile coverage in your home/office and includes instructions that will guide you through the simple steps necessary to install your repeater.


    4.

    Q: Can this mobile signal repeater create a signal where there is no cell signal before?

    A: The mobile signal repeater cannot produce a signal, only amplify a weak one.


    5.

    Q: The cable supplied from outdoor antenna to the signal booster is 15m in your recommended kit. Can a longer cable be used without affecting performance?

    A: The cable length is optional. We can supply cable length per your requirement. But unfortunately, longer cable do effect on the performance, for bigger gain loss during signal transmission.

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