Tuner,Metronome,Tone Generator. 2. professional guitar pickup 3. Cool design and high quality 3 in 1 LCD Digital Guitar Tuner Metronome Tone Generator ... For Acoustic Guitar Electric GuitarDescriptions:This product is a 3 in 1 functional Guitar Tuner.It is not only a tuner ... easiest for you to read.In a word,it is a perfect performance product.Specifications:Function:Tuner,Metronome,Tone Generator. ...