A list of documents by B meters, presented on website, which users search most often: IWM-LR4, RFM-C1, RFM-RX2, MAG.
MAG, 76
RFM-TXE, 2
IWM-LR4, 2
RFM-RX2, 14
RFM-C2 WMBUS, 29
IWM-LR3, 2
RFM-RPT-3, 2
RFM-C1, 7