cdma signal amplifier for mobile signal booster for cell phone signal amplifier home use cover 200sqm signal repeater

After- Sales Service

We have 12 months quality guarantee for all customers, you can return goods to us when receive defective repeater, but air freight charges should be responsible by buyer.

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.