The SKY13526-485LF from Skyworks Solutions is a RF Switch with Frequency 0.4 to 3.8 GHz, Insertion Loss 0.40 to 1.50 dB, Isolation 17 to 34 dB, Power 34 to 38 dBm, Power 2.5 to 3.9 W. Tags: Surface Mount, Antenna Tuning Switch. More details for SKY13526-485LF can be seen below.