Stmicroelectronics Spsgrfc-433
TRANSCEIVER MODULE, 500KBPS, 433MHZ; RF Modulation:2FSK, GFSK, MSK, GMSK, OOK, ASK; Data Rate Max:500Kbps; Frequency Max:433MHz; Sensitivity dBm:-118dBm; Supply Voltage Min:1.8V; Sup; Available until stocks are exhausted.