Feature: 1. [Only You Can Hear] After using this headset, only you can hear the sound of the guitar, which can help you learn music and prevent disturbing people. 2. [Pure Sound Quality] The loss of the earphones to the sound quality is small, and the sound transmitted is pure, bright and clear. 3. [Retractable Design] The head size of the earphones can be adjusted and stretched, without pressing the head, and it will not be uncomfortable to wear for a long time. 4. [Easy to Store] The earphones are foldable and can be folded for storage when not in use without taking up space. 5. [ABS Material] The earphones use ABS material as the shell, making the earphones lighter and more convenient to wear and carry. Specification: Item Type: Guitar headphone Material: ABS Applicable Type: Acoustic guitar, electric guitar are suitable Horn Inner Diameter: Approx. 40mm / 1.6in Impedance: 32Ω Frequency Response: 20Hz-20000Hz Wire Specifications: Diameter: Approx. 3.0mm / 0.1in Length: Approx. 2.0m / 6.6ft Leather Case Material: Leather earmuffs Plug size: 3.5mm pin. Package List: 1 x Guitar Headphone