The CCR-33K from Teledyne Relays is a RF Switch with Frequency DC to 33 GHz, Insertion Loss 0.2 to 0.7 dB, Isolation 50 to 80 dB, Supply Voltage 12 to 28 V, Coil Voltage 12 to 28 V. Tags: Module with Connectors, Electro-Mechanical. More details for CCR-33K can be seen below.