ESP-12E ESP8266MOD Module original

HM-R series FSK receiver moduleFEATURESHighly integrated, small sizeHigh sensitivity, low power consumptionFSK technology, suitable for replacing ASK modulesLess interference, longer

HM-T series FSK transmission moduleFEATURESHIGHLY INTEGRATED, SMALL SIZEHIGH SENSITIVITY, LOW POWER CONSUMPTIONFSK TECHNOLOGY, SUITABLE FOR REPLACING ASK MODULESLESS INTERFRENCE, LONGER

single chip, low power, multi-channel FSK transceiver designed for use in applications requiring FCC or ETSI conformance for unlicensed use