2600mhz LTE 4G cellular signal booster 4G mobile network booster Data Cellular Phone Repeater Amplifier Band 7 Yagi Antenna

It is 4G LTE 2600mhz cellular signal booster 4G 2600mhz mobile network booster Data Cellular Phone Repeater Amplifier  Band 7Model No : EK70-LUplink ： 2500-2570MHzDownlink : 2620-2690 MHzGain :60dBWork for : LTE 4g 2600mhz Signal ProblemsOutdoor antenna: 8dbi Yagi antennaIndoor antenna: 700~2700MHz Whip AntennaAccessories : Ac power cable, outdoor antenna, indoor antenna,15 meters cable Please make sure you can get at least 2 bars 2600mhz (Band 7) signal  of outdoor before you buy, otherwise this product can’t help you. It needs outdoor good signal to improve your indoor signal. So we have to check the frequencyAttention: IF frequency doesn’t match, the signal booster can’t works.Turn on the network (2G/3G/4G) you want to amplify and go to outdoors of your house:A:If you use Samsung phone .Holding the phone to the outside. Dial：  *#0011# →ServiceMode→ click into :SIM1 INFORMATION → send me a screenshotB.If you use iPhone .Holding the phone to the outside.Dial: *3001#12345#* → click into :Serving Cell info → send me a screenshot