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What does it mean if your wire management device has wire protection from EMI? It means it is protected from Electromagnetic Interference. This occurs when the electromagnetic field of one piece of equipment is interrupted by the electromagnetic field of another device simply by being near it. According to VizionWare, a digital interconnect product company, computer devices are susceptible to EMI because electromagnetic fields can occur as a result of electricity passing through a wire. Unprotected data lines can be corrupted by EMI.
You can buy EMI shielding sleeves and other cable wrapping devices to protect your cables from EMI.