High-Quality Materials: This 4/4 electric violin is crafted from premium, solid wood, hand-made for superior sound. The high-quality wood body delivers a brighter tone. The fingerboard ensures playability, while the robust wood, pegs, and chinrest are durable and suitable for extended practice. Smart Features: The refined piano tuner is exquisitely designed and sound-sensitive. 4 fine tuners allow for precise pitch adjustments to your preference. The power supply adjusts volume, and the sound is realistic and natural. Silent Practice & Amplified Performance: Simply plug in headphones for undisturbed practice. Connect to an amplifier via the output jack to showcase your talent at parties or gigs. Please contact us if your headphones are damaged. Full-Size & Portable: This silent violin is suitable for students, adults, beginners, and advanced players alike. Its lightweight and portable design minimizes arm fatigue during extended practice. Color: Black Material: Solid Wood Package Contents: 1 x Electric Violin (9V battery not included) 1 x Headphones 1 x Rosin 1 x Audio Cable 1 x Bow 1 x Backpack Note: Only the above package content is included, other products are not included. Light 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.