The SP17T from BOWEI Integrated Circuits is a RF Switch with Frequency 10 MHz to 1.5 GHz, Insertion Loss 3.5 to 4.5 dB, Isolation 90 to 100 dB, Supply Voltage -5 to 5 V, Switching Speed 200 ns. Tags: Module with Connectors, Solid State. More details for SP17T can be seen below.