The LHG R is an integrated high gain 21dBi LTE antenna WITHOUT LTE modem (free miniPCI-e slot). In the case, if for any reason you don't want to use one of our own LTE modems, you can simply buy the LHG R and install the modem of your choice.Unit is designed, for remote locations that are within cellular network coverage. Mount it outdoors, on a pole, mast or any high enough structure, and connect even where cell phones can’t. Due to it’s large sized high gain antenna, the device is capable to connect to cell towers in extreme rural locations, giving you the ability to provide last mile internet access where nothing else is available.