The WLE7002E25D from Compex Systems is a RF Module with Frequency 2.412 - 2.472 GHz / 5.150 - 5.825 GHz, Data Rate Up to 4324 Mbps, Supply Voltage 3.3 V, Output Power 18 to 20 dBm, Operating Temperature -20 to 70 Degree C. More details for WLE7002E25D can be seen below.