The A-FILTER is an accessory PC board that reduces RF interference.

• Requires soldering onto the female end of a straight XLR cable
• For use with balanced microphones
• Connect the XLR containing the A-FILTER directly to the microphone
• Reduces unwanted RF signals by ~40 dB
• Not compatible with the AC-BALXLR, AC-BALXLR-2, and AC-BALXLR-3