The Type YD-Certified from Murata is a RF Module with Frequency 2.4 GHz, Data Rate 11 to 64 Mbps, Supply Voltage 3.3 V, Current Receiving 160 mA, Current Transmitting 365 mA at 17dBm or 440mA at 19dBm (11Mb/s). More details for Type YD-Certified can be seen below.