Made of high-quality metal, this guitar tone calibrator ensures durability and stable performance for long-term use. and portable design makes it easy to carry, whether indoors or outdoors. Equipped with a guitar octave correction function, allowing for precise pitch adjustments to achieve the most accurate tone. User-friendly operation enables quick and accurate tone adjustments without the need for professional skills. An ideal gift choice for electric guitar enthusiasts, perfect for enhancing their playing experience. This guitar tone calibrator is designed to help musicians achieve the perfect pitch with ease. Its metal construction ensures , while the design allows for convenient transport. The octave correction feature is essential for maintaining accurate tones, making it suitable for both beginners and experienced players. Whether you're practicing or performing on stage, this calibrator is a must-have accessory for any guitarist. Color: Antique Bronze Material: Metal Package Contents: 1*Portable Guitar Tone Calibrator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.