Silent Electric Nylong String Guitar it has 21 nickel frets, geared guitar machine tuners, one battery case for 9V battery maple made skinny body&amp;neck, rosewood fingerboard &amp; bridge, a beautiful mahogany wood inlay on the front &amp; back body, it has a truss rod one electronic board w/ a digital tuner,1 volume for bass, midd, treb &amp; echo, aux &amp; earphone in put silent electric nylon string guitar, w/two steel wings covered by black soft rubber the overall length is 33 1/4&quot;, the scale length is 25 1/2&quot; , the nut width is 2&quot;