The LBUA5QJ2AB-828 from Murata is a RF Module with Frequency 6.24 to 8.24 GHz, Data Rate 850 kB/s, Supply Voltage 2.5 to 3.6 V (VDD1, VDD2, VDDMCU), 2.5 to 4.35 to 5.5 V (VUSB), Current Receiving 51.6 to 61.6 mA, Current Transmitting 41.9 to 60.8 mA. More details for LBUA5QJ2AB-828 can be seen below.