Vios Aerosal Delivery Nebulizer System. The high quality, light weight Pari Vios desktop nebulizer system (which replacesthe Pari ProNeb Ultra II) has a high output piston pump compressor that shortens treatment time while delivering more medication to the lungs. This nebulizer system features a Timestrip – an easy to use reminder for patients to replace their nebulizer every 6 months. With the powerful compressor and the fast nebulizer cups, treatments are short and fun for kids. Includes Vios compressor, 2 Pari LC Sprint reusable nebulizer cups, AC power cord, carry case, Bubbles the Fish aerosol mask, Pari Pals sticker set and coloring book. Packaging: 1/Each.