GUYATONE Musical Products Sound output has been confirmed. There is no noise or crackling. Please check the condition of the product in the photos as it is a used item. Due to its age, there is aging deterioration such as scratches, rust, and dirt on the main unit and case. The sound output was good. Since the seller has not used it themselves, the frequency of use is unknown. Fine adjustments such as pitch and string height should be made to the buyer's preference. We will wrap the hard case in bubble wrap and ship it. At the recommendation of Yamato Transport, we may loosen the strings slightly before shipping. The items shown in the photos are the complete set. Due to its age, there is little information, and the model number is an estimate based on the shape, etc. If there is a discrepancy between the description and the photos, the content of the photos takes precedence.