Specifications This module is made with SI4463 B1 wireless transceiver chip, ... ,NIRQ,SDN)Ø SPI Compatible Control InterfaceØ Low-power Task Cyclic Pattern, Wake-up Timer, Low Shutdown Current (30nA)Ø 1.8~3 ... .6V Power SupplyØ Low Receive Current: 13mAØ Transmitting Current: ... Remote Metering FSK, GFSK, MSK, OOK Wireless Transceiver Module