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Dear Friend,Welcom to our store,good luck for you !

1.    All the product in our shop with good quality with QC Checked Before We ship it, and normally in stock .Mix order is welcomed in our shop.

2.    Order above $300 For Most of the country (Western Europ,Asia,North America), we will ship By DHL or Fedex EMS for free.(Some remote Area not included)

3.    Wholesale Consumer Pls contact us For More Details before you make payment, We will reply and help u within 24 hours.


LCD display 2G 3G 4G GSM repeater 900 WCDMA 2100 LTE 1800 Tri Band cellular Signal Booster 70dB Gain gsm Repeater 3G 4G Amplifier



1,We are factory direct sales. We promise,we accept return or change goods if our products have any quality problem.

Please rest assured purchase, you don\'t need to worry about the quality problem.

2,When you order it,please be sure to pay attention to the frequency.
It will be need the buyer to take responsibility if buy wrong frequency cause the repeater can not work well.


 1 piece of tri band900/1800/2100mhz Signal Repeater
 1 piece of Outdoor Antenna
 1 piece of Ceiling Indoor Antenna with 3m cable
 1 piece of Charger ( Please Inform The Plug Type: EU / EK / US / AU )
 1 piece of Outdoor Cable with about 15 Meters



This machine has blue and black We will send it randomly

The cable color have white and black . The color sent at random.


 This is a complete product, you do not need to buy any accessories. After installation youcanuse.







900 1800 2100 signal booster JR-LTE17

Electrical Specification 900 1800 2100 signal booster 

900MHz UL:890~915MHz
1800MHz:UL: 1710-1785 MHz

DL:1805 -1880MHz
Downlink:2110 -2170MHz 

gain(dB) 70 75
Band flatness(dB) less than 3
Output Power(dBm)23 27
ALC 31
VSWR less than 2.5
Group delay(uS)less than 1
Impedance 50ohm
Working tempreture  -25~+55 degree
Mechanical Specification for 900 1800 2100 signal booster 
Connector type N-Female
Working voltage AC110V~220V to DC+5V/1A
Packing Size(mm) 28020080
Net Weight(Kg)1.5KG
Installation Type Wall Installation
Waterproof Rate IP40



Voltage : 
110-220V AC to DC12V 2A

Frequency range : 



890MHz---915MHz(Uplink)  ;       
935MHz---960MHz(Downlink )


DCS ( 4G IN BAND 3 ) :

1710-1785 ( UPLINK  )
1805-1880 ( DOWNLINK )


3G :
1930MHZ--1990MHZ  (uplink) ;    
2110MHZ--2180 MHZ (downlink)

Gain :    


Uplink  60dBi         Donwlink 65dbi

Output power :  

                          Uplink:   23dbm

                          Donwlink :23dbm    

Outdoor signal strength request for outdoor antenna: at least -65dbm around ;

For this product ,it will request signal strengthness not higher than -65dbm , if your signal strenght is worse to -65dbm ,it may work not good for you or not amplify signal for you .


PS.: -65 ,-70 and -80 dbm is worse signal than -60dbm ,-55dbm is better signal than -60dbm .

Impedance : 50Ω  ;
Seclusion  : >70db
Ambient temperature:-10oC--50oC

Power:   12V/ 2A prower


--Payment Method

When make payment using Escrow, Your money is deposited in your account.Money is only released to us after you confirm delivery.
Payment options available: Credit Card / Bank Transfer / Western Union / MoneyGram. Please Contact us for details.
--Shipping Handing
1. Dispatch is arranged within 24-72Hours once your payment is finished Verification by AliExpress.
EMS :5-14 days. DHL / UPS / FedEx / TNT :3-7 days.HongKong Post :7-30 days.China Post :10-35 days (May be will More)
2. Seller are NOT responsible for delivery time . This information is provided by the carrier and excludes weekends and public holidays. This delivery time frame is used as a general guideline only.
3. Please note that delivery times may vary, particularly during peak periods. And sometimes take a little longer, due to local dispatch delay or other reasons, please allow sufficient time for delivery and only contact us if you have not received an item after 20 business days.
International Buyers - Please Note:
A) We usually ship the buyers item as GIFT in a lower value, in order to avoid the buyer\'s tax.However, The tax is deterdmined by buyer custom not by us.different countries for different tax rate, so if any tax then the buyer should Undertake it.
B) Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer\'s responsibility.
C) Please check with your country\'s customs office to determine what these additional costs will be prior to bidding / buying.
1. You have 7 days to contact us and 30 days to return it from the date it was received.If this item is in your possession more than 7 days.It is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.
2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, Specific reason for the return.
3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR you may choose to have a replacement.
4. We will bear all the shipping cost if the product (s) is (are) not as advertised.But Back items Can wrok good.No Any Quality problem, We will Keep the shipping Cost.
We depend on your satisfaction to succeed.Therefore, your feedback is extremely important to us.
1. We will respond to all E-mail enquiries within 24 hours but usually must sooner.
2. If No response for you within 48hours.please check your mail box.
3. If you have any questions or queries on any aspect of our service please don\'t hesitate to contact us.
4. Please contact us if you have any questions or problems before leaving a neutral or Negative Feedback.we will try our best to solve any problems.
5. Best discount for kindly buyer.Your satisfaction, our pursue