The HRT-SW(1000/4000)-3S from Chengdu Filter Technology Co.,Ltd is a RF Switch with Frequency 1 to 4 GHz, Insertion Loss 1.2 dB, Isolation 60 dB, Power 33.01 dBm, Power 2 W. Tags: Module with Connectors, Solid State. More details for HRT-SW(1000/4000)-3S can be seen below.