Selling Points

1.Three  LCDs, more detailed; With AGC, more powerful.

2.Coverage: cover about 200-800sqm without barrier

3.Work for GSM 900mhz+3G  2100mhz+4G LTE 1800mhz tri band

4.Great cover,Easy to install  

5. Bare device , no antennas and cable  

Installation steps:

1.Outdoor antenna(normally use yagi/log-periodic antenna)  receives signal from signal tower.

2.Then,sends the signal to repeater through cable.

3.Repeater accepts and improve the signal.

4.After that,good  signal goes into indoor antenna(use panel/ceiling antenna),finally your mobile signal was improved.