The ZSDR-230+ from Mini Circuits is a RF Switch with Frequency 10 MHz to 3 GHz, Insertion Loss 1.3 to 2.7 dB, Isolation 22 to 60 dB, P1dB 6 to 19 dBm, P1dB 0 to 0.08 W. Tags: Module with Connectors, Solid State. More details for ZSDR-230+ can be seen below.