Rosewill RHTS-12004 3.5mm Golden-Plated Connector High Fidelity Passive Noise Isolating Rosewood Earbuds 18Hz to 20KHz frequency range and 10mW output power combine to deliver realistic music reproduction The new and improved silicon ear cushion ensures a perfect and comfortable fit Combined with ergonomic design, the Rosewill RHTS-12004 allows you to enjoy maximized comfort even during long music session