Classic Mahogany series Baritone, inspired by some of the classic ukuleles of the 1920's. Solid Mahogany wood construction. Genuine bone nut and saddle. Rosewood fretboard and bridge. Setup with Guadalupe custom strings. Choice of sealed gear tuners. Choice of installed Mi-Si Acoustic Trio (ACTIVE) Under Saddle Pick-up with optional Volume & Tone Control Module.