Lintratek Tri Band GSM 900 WCDMA 2100 LTE 1800 2G 3G 4G Signal Booster 70dB Cellphone Cellular GSM Signal Repeater 4G Amplifier
|Vendor||: Shenzhen Lipotech Communication Co., Ltd|
|Volume Retail sales||: 0 piece|
|Original Price||: |
|Discount||: 48% off|
|Latest Prices||: US $126.53 / piece|
|Product Rating||: 4.5|
2G 3G 4G signal repeater GSM 900 WCDMA 2100 LTE 1800 Tri Band Mobile Phone Signal Booster 70dB Cellular Repeater 3G 4G Amplifier
Model No :KW20L-GDWUplink 890-915/1710-1775/1920-1980 MHz Downlink :935-960/1805-1870/ 2110-2170 MHz Gain :70±2dB With AGC Funtion Power Supply :AC110V～220V;DC+5V/3A If protection time is running over ,please contact to extend time ,
if any problem found ,please contact to solve by a friendly way .
******Important Note ( please read , and please read all descriptions carefully ) ************:
To let a booster work it needs 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,so please dont buy
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
For avoiding unhappiness ,please do not buy before you are clear about the above .
Need us suggestion,please contact us before biding .We will give you a best solution to get the best signal .Thank you.
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)
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.
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.
A mobile phone signal repeater provides the ultimate solution in any area where Cellular communications can not work well due to leak of signals,the repeater Device features easy installation & operation ,build-in indoor antenna and no Interferece,it could also improve indoor electromagnetism environments. Protract cellular battery life and reduce radiation of cellphones. A mobile phone repeater is ideal for house ,home,office use. High gain ,easy installation and operation. Full-duplex,singal-port design,build-in power supply. Use ALC technology ,adjust extent automatically. LED light working &signal condition indicators. Big linear power,control intermodulation & scatteration stably. Shipping: 1. Goods will be shipped to you provided on Aliexpress, please confirm address clearly before order. 2. After confirm payment, we will confirm your address again through e-mail. if there is something wrong, contact us immediately, on reply will be takes as the correct address, and shipping . We are not able to responsible for the invalid address, and we do not accept any change after we sending out the goods. 3. Please provide your phone number also in case of something happen delay the delivery time. 4. We will shipping out the goods within delivery date after confirm payment. 5. We will tell you the tracking number after we shipped your goods. You can check your goods after 24 hours (Express need some time to refresh information in website) 6. We ship goods to many countries via DHL, Fedex, UPS, EMS for heavy machine, you can choose the save cost way like China Post Registered Air Mail(less than 2kg and much slower than others ways, may takes 50-90 days arrival High risk). Payment: 1. We accept Escrow and Bank Transfer(need to pay extra fee) 2. Before order, please check your shopping cart clearly and make sure you will pay for them. 3. Without paying buyer will be complained. 4. After you paid. it will takes 24 hours to processing, after confirm the payment, we will prepare items. Return policy: 1. 1 year guarantee(validness from the purchase date) 2. We can’t accept refund without quality problem. If the item have quality problem please contact us within 3 working days from the date your received the parcel. 3. Please keep the return goods as original package, and shipping with tracking No. 4. Please write down your Aliexpress ID, address, phone number item, the way you paid and your problem in a paper with the return goods. 5. For the back and forth surcharge and the freight, are buyer\'s responsibility. Feedback: 1. If you are satisfied with our goods and service, please lease 5 Star positive to us. You feedback is very important to us encourage us keep on ^^ ! 2. For any reason you are not pleased with us, please contact us before left a neutral or negative feedback, we will do the best to solve you problem as soon as possible. 3.Communication connect with everyone. we do believe. Feel free to contact us with your patient via trademanager, email, please allow us to resolve your problem in good way.