A red theremin with adjustable volume and frequency. Functionality confirmed. - Model Name: BTM-2 - Color: Red - Adjustment Functions: Volume adjustment, Frequency adjustment - Country of Manufacture: Japan Thank you for viewing. • Notes Available for immediate purchase. Price negotiations are not accepted. As shown in the photos, there are some scratches. Please refrain from purchasing if you are concerned about minor imperfections. To prevent product substitution, cancellations and returns are not accepted after purchase.