CARDAS AUDIO Noise dust Stopper Protective RCA Caps cover plugs. Shield and protects against unwanted Noise and RF, EMI interference (4 Pieces)

AudioQuest Noise-Stopper Caps fit over unused USB inputs or outputs, preventing RFI and EMI noise from entering the active circuit. Noise-Stopper Caps also protect against dust and corrosion.

Prevents RFI & EMI Noise: Blocks unwanted radio-frequency and electromagnetic interference from entering unused USB-A ports on audio and AV gear.
Protects Open USB-A Ports: Shields exposed USB inputs or outputs from dust, corrosion, and debris, helping preserve long-term device health.
Maintains Clean Signal Paths: Reduces noise in digital and audio signal chains for improved system clarity.
Quick and Secure Fit: Easily presses into any USB-A port—no tools required—for a tight, secure connection.
Ideal for HiFi and Home Theater Systems: Perfect for DACs, streamers, media servers, AV receivers, and any device with unused USB-A connectors.
Prevents RFI & EMI Noise: Blocks unwanted radio-frequency and electromagnetic interference from entering unused USB-A ports on audio and AV gear.
Protects Open USB-A Ports: Shields exposed USB inputs or outputs from dust, corrosion, and debris, helping preserve long-term device health.
Maintains Clean Signal Paths: Reduces noise in digital and audio signal chains for improved system clarity.
Quick and Secure Fit: Easily presses into any USB-A port—no tools required—for a tight, secure connection.
Ideal for HiFi and Home Theater Systems: Perfect for DACs, streamers, media servers, AV receivers, and any device with unused USB-A connectors.

Top WaffleMaker Reviews

AudioQuest USB-A Noise-Stopper Caps for Home Theater Systems – Prevents RFI & EMI Noise, Protects Unused USB Ports from Dust and Corrosion, Set of 2;