Sennheiser CX 485 Premium Earbuds - Old version (Discontinued by Manufacturer) Premium In-Ear noise blocking headphone designed for smaller ears, includes volume control Completely customized fit via the supplied soft silicone ear adapters (hypo-allergenic, S/M/L) Included carrying pouch prevents tangles while protecting the earphones Works with all 1/8-Inch (3.5mm) headphone plugs including smartphones Compatible (listen only) with latest generation of tablets