Barcelona 4/4-Size Electric Violin - Black Bundle with Case, Bow, Rosin, Headphones, Cable, and Battery 4/4 Lacquered Solid Maple Body Scale Length: 325 mm (12.8"); Total Length: 590 mm (23.2") Fine Tuners, Volume Knob, and Tone Knob 1/8" Input for Phone/Laptop play-along; 1/8" Output; 1/8" Headphone Output Includes Hard Case, Bow, Rosin, Instrument Cable (1/8" to 1/4"), Headphones, 9V Battery Hard case with internal and external storage, as well as a shoulder strap Full-size violin bow Bow rosin Headphones Instrument cable (1/8&#034; to 1/4&#034;) 9Vbattery 4/4 lacquered solid maple body Scale length: 325 mm (12.8&#034;) Total length: 590 mm (23.2&#034;) Four fine tuners, volume knob, and tone knob 1/8&#034; Input for phone/laptop play-along 1/8&#034; output 1/8&#034; headphone output