Lcd display gsm900 signal repeater 20dbm cellphone signal amplifier for home

 Why do you need to buy Repeater/Booster?

Unfortunately,there are still some place where they can find themselves "out off coverage",no signal at all .....Usually  those places are either too far from cell phone base station or located inside underground construction,for example:

1.Parking lots,tunnels

2.Big stores,office building

3.Car,boats

4.House in remote area

Detail photo:

Specification:

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.