Block RFI & EMI Noise: Prevent unwanted radio-frequency and electromagnetic interference from entering your HDMI-enabled AV components through open HDMI ports. ^^ Protect Unused
HDMI Ports: Shields unused HDMI inputs and outputs from dust, corrosion, and physical damage, extending the life of your devices. ^^ Improve AV
System Integrity: Preserve clean signal paths by reducing noise contamination and maintaining the performance of your audio/video setup. ^^ Easy to Use, Snug
Fit: Simply press over any unused HDMI input or output for an instant fitno tools or installation required. ^^ Ideal for
Home Theater & HiFi Gear: Compatible with TVs, AV receivers, soundbars, gaming consoles, and any other HDMI-equipped gear.