Yamaha SV-130 Concert Select Silent Electric Pearl White 4/4 Violin This Full Size Yamaha SV-130 Concert Select Silent Electric Pearl White 4/4 Violin is easy to hold and play, offering the natural feel and resonance of an acoustic violin. A highly capable performance and practice instrument. Controls include: Master Volume - Reverb Type Select - Aux In - Aux In Volume - In-Out Jacks - Headphone Out - Line In - Piezo Sensor Spruce Body - Maple Neck - Ebony Fingerboard - Ebony Pegs - Maple Aubert Bridge - Molded Plastic Side Body, Tailpiece, and Chinrest - 4 Fine Tuners - Steel Core Kessler Strings - Unique Kun Shoulder Rest Made Specifically For The SV-130 The aux-In 1/8 inch jack with independent volume control allows connection of an MP3 or CD player for playing along with you favorite recordings, a great way of quickly improving your playing or just to have a good time! It operates on 2 AA batteries or optional AC power adapter. The Yamaha SV-130 Concert Select Silent Electric Pearl White 4/4 Violin is simple one of the most beautiful and versatile violins ever made. It is extremely playable and there is no need to alter your technique to play it. Though the acoustic sound produced is barely a whisper, you will hear yourself in the rich, virtual environment of a resonant concert hall. The SV-130 allows players of any level to play or practice anyplace at anytime.