The Rapco RFBLOX is an RF Frequency Filter or “choke” used to insert in shielded lines to filter out unwanted radio frequencies. Features an XLRF on one end and XLRM on the other in a small extruded aluminum chassis…simple and easy to use.

Features

• 1) XLR female input
• 1) XLR male output
• Features high fidelity RF frequency choke