Bulk Earbuds: 50 pack in the package, perfect for school,classrooms,airplane,travel,meetings,hotel,party bag filters etc. Longer Cable: 43 inches, offering more space to move while using. Cable Knot: Keep the earbuds neat after daily uses by stopping the cable from separating all the way down to the 3.5mm jack. Individually Packed: Each pair of earbuds comes in their own bags. Compatibility: These classroom earbuds are compatible with devices with 3.5mm ports (desktops,laptops,gaming devices etc.)