This range of vacuum cleaners feature an electronic line filter to prevent EMI/RFI noise from entering the line. Both models are ESD safe and have two filter options - a Standard Filter that is ideal for soot, pollen, black toner and most colour toner, HEPA Filter with 0.12 Micron Retention, (Exceeds Class 100,000) that is suitable for fumes, atmospheric dust and all colour toner. Separating itself from the Omega Vac Electronic, The Omega Vac Supreme Electronic features a flow-thru motor and sound baffles to make it the quietest toner vacuum on the market today. Both units are supplied with 6' Toner Proof Stretch Hose, Flexible 16" Goose-Neck, Crevice Tool and Detachable Crevice Tool Brush.