The BGSA14GN10 from Infineon Technologies is a RF Switch with Frequency 100 MHz to 6 GHz, Insertion Loss 0.15 to 0.59 dB, Isolation 17 to 38 dB, Power 39 dBm, Power 7.94 W. Tags: Chip, Antenna Tuning Switch. More details for BGSA14GN10 can be seen below.