The CS-18 Series from Teledyne Relays is a RF Switch with Frequency DC to 12 GHz, Insertion Loss 0.30 to 0.60 dB, Isolation 60 to 70 dB, Supply Voltage 0 to 5.5 V, Actuator Voltage 12 to 28 V. Tags: Module with Connectors, Electro-Mechanical, Multi Configuration. More details for CS-18 Series can be seen below.