Features: 1.High quality sandalwood, strong and durable. 2.Compact and light, easy to carry and install. 3.Suitable for drums, ukulele, violin, guitar, guzheng and other Musical Instruments. 4.Ebony natural wood grain, and the original color of the instrument match up very good-looking. 5.No battery required, powered by sound. specification: High quality sandalwood, strong and durable. Compact and light, easy to carry and install. Suitable for drums, ukulele, violin, guitar, guzheng and other Musical Instruments. Ebony natural wood grain, and the original color of the instrument match up very good-looking. No battery required, powered by sound. Suitable for practice and small - and medium-sized performances, such as the need to put the piano sound outside the sound of the scene to use. s: Brand: Adeline Condition: 100% Brand New Material: sandalwood + metal + plastic Weight: Approx. 54g / 1.9oz Color: Brown Black Overall size: Approx.6.7*4*1.7cm/2.6*1.6*0.7in Wood body size: Approx.4*2.7* 1.7cm/2.6*1.1*0.7in Output jack: 6.35mm audio jack Package list: 1 * Pickup Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.