By AudioQuest

AudioQuest XLR Noise-Stopper

Regular price $39.95
Regular price $39.95 Sale price $39.95
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SKU: CAPXLR
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Regular price $39.95
Regular price $39.95 Sale price $39.95


  • Blocks RFI & EMI Noise: Prevents unwanted radio-frequency and electromagnetic interference from entering open XLR (input/output) ports on audio components.
  • Protects Unused XLR Ports: Seals off empty XLR (input/output) connectors to guard against dust, moisture, and corrosion.
  • Preserves Audio Signal Purity: Helps maintain optimal performance and noise-free operation in high-end home theater and HiFi systems.
  • Snug, Tool-Free Fit: Easily presses into any unused XLR (input/output) for a secure, reliable connection—no tools or installation required.
  • Essential for Clean Signal Paths: Ideal for AV preamps, amplifiers, DACs, and pro-audio equipment with unused XLR jacks.