The SKY85814-11 from Skyworks Solutions is a Front End Module with Frequency 2.4 GHz / 5 GHz, Tx Power 15.5 to 17 dBm, Tx Gain 29 dB, Voltage 3.7 V, Rx Gain 11 dB. Tags: Surface Mount, Transmit / Receive Module. More details for SKY85814-11 can be seen below.