The QPS4-500-6000-A from Qualwave is a RF Switch with Frequency 0.5 to 6 GHz, Insertion Loss 1.5 dB, Isolation 40 dB, Power 27 dBm (On State), 37 dBm (Off State), Power 0.50 W (On State), 5.01 W (Off State). Tags: Module with Connectors, Solid State. More details for QPS4-500-6000-A can be seen below.