E5377, E5180. with CRC9 connector. and others with CRC9 connectors. MIMO Omni Antenna. + 2xpigtail for Huawei and ZTE modems. This antenna is designed to boost signal in all areas. If your signal is very low or you cannot connect to network, it can improve signal strength (you can use skype + webcam or downloading about 1200kB/s).
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