Samson SR550 Over-Ear Studio Headphones. Cushy & comfortable. 2 sizes of jack adaptors included. Circumaural, closed-back dynamic headphones with 35mm drivers and a 20 Hz to 20 kHz frequency range. They can be used to deliver a solid performance and effective isolation when monitoring audio for music playback, practicing on digital piano, classroom listening, fitness applications, and more. Local pickup. $15