The USB-1SP4T-34 from Mini Circuits is a RF Switch with Frequency 100 MHz to 30 GHz, Insertion Loss 2.6 to 9 dB, Isolation 45 to 60 dB, P1dB 27 dBm, P1dB 0.5 W. Tags: Module with Connectors, Solid State. More details for USB-1SP4T-34 can be seen below.