The ADF7241 from Analog Devices is a RF Transceiver with Frequency 2400-2483.5 MHz, Data Rate 250 Kbps, Output Power(dBm) -20 to 4.8 dBm, Rx Sensitivity -95 dBm, Supply Voltage 1.8 to 3.6 V. Tags: Surface Mount, IC. More details for ADF7241 can be seen below.