Latest NEW Dual band cellular amplifier
65dB → 70dB High gain
V1.0 ALC→ Upgrade ALC Function
17dBm → 23dBm
Dual band Signal Booster
Lintratek New device 70dB high gain + ALC Function +23dBm powerful output
This link is only a booster, if you want to buy antenna full kit, feel free to contact us!!
This is dual band signal booster, please choose your matching frequency. Thanks!
Thank you!
Signal repeater Dual Band Mobile Phone Signal Booster 70dB Cellular Repeater Amplifier
Option1 |
700+850 |
2G/3G+4g |
CDMA +B28 700 LTE |
LTE700 Uplink :890~915mhz |
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Option2 |
850+1800 |
2G/3G+4G |
CDMA+DCS/LTE |
CDMAUL:824-849 MHZ DL:869-894 MHZ |
DCS Uplink:1710~1785mhz Downlink:1805~1880mhz |
Selling point
Product details
Model No |
KW23C-LC/CD |
Working system |
GSM+WCDMA /GSM+DCS/LTE /WCDMA +DCS/LTE |
Gain |
70±2dB |
Power Supply |
AC110V~220V;DC+12V/2A |
Connector Type |
N female connector |
Operating temperature |
-10℃~55℃ |
Advantages

ALC |
intelligent gain control function, the gain is automatically controlled according to the input signal strength. |
Why do you need ALC function? |
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Inferior mobile phone signal amplifiers, the interference to the base station after the installation of a large number is very serious, so that the signal cannot be called when the signal is full. |



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Official genuine Scratch the Coating to Identify Ture or false |
6.Low radiation, Safety and healthy life
*The theoretical maximum value does not include line loss and air loss and other factors.
Booster how to work
The outdoor antenna will capture a good outdoor signal, ↓ amplify it through the signal amplifier, ↓ and then transmit it through the indoor antenna. ↓ Indoors can achieve a good signal environment. |
Please check the frequency first!
1. Turn on the network (2G/3G/4G) you want to amplify and go outdoors of your house:
A:If you use Samsung phone. Holding the phone to the outside. Dial: *#0011# →Service Mode→
B.If you use iPhone. Holding the phone to the outside. Dial: *3001#12345#* → click into: Serving Cell info
2.Install an app: cell map and show the screenshot to us.
What’s in the box?
Instructions and auxiliary tools make installation easier.
1.Booster box:
① BOOSTER *1
② Power plug *1
③ Manul*1
④ Assisting Map for Fastening of Repeater