What it does and why you need it Single clip-on RFI ferrite core clamp that removes electromagnetic and radio-frequency interference while preserving the original transmission signal. Prevents audio dropouts, video artifacts, and photo noise caused by stray interference so your recordings and streams stay clean and stable. Key benefits Reliable interference suppression without signal degradation. Quick, tool-free installation with a snap-on magnetic ring design that secures around cables without pinching or locking wires. Durable, wear-resistant shell designed to withstand high temperatures and repeated use. Main features Function: RFI/EMI ferrite core clamp filter for noise reduction on cables. Compatibility: Works with a wide range of devices and cable types to improve audio, video, and data performance. Sizes: Available in multiple sizes, including 17 mm and 24 mm, to fit different cable diameters. Installation: Snap-on magnetic ring design for fast, hassle-free mounting and removal. Durability: Heat- and wear-resistant outer shell for long-lasting performance. Typical applications Video production: Clip onto camera or HDMI cables to reduce interference that can cause flicker or dropped frames during shoots. Audio recording and streaming: Place on microphone, USB, or audio interface cables to minimize hum, buzz, and intermittent noise. Home entertainment and data: Use on HDMI, display, or data cables to maintain clear video and reliable data transfer in AV setups and home offices. Quick specs Type: Clip-on ferrite core clamp filter Sizes available: including 17 mm and 24 mm Shell: Wear-resistant, high-temperature tolerant Mount: Snap-on magnetic ring clamp Simple to install, compatible with many cable types, and built for reliable interference suppression—this ferrite core clamp helps protect the quality of your audio, video, and data signals without affecting performance.