Tuning items£ºGuitar,Bass,Violin,Ukulele,Chromatic£¨C,F,bB,bE£© Input method £ºMIC and CLIP Flat£ºb,bb,bbb,bbbb Tuning range£º42Hz-1760Hz A4 frequency range£º430-450Hz Tolerance£º¡0.5cents Tempo range£º30-250 bpm Beat£º0,1,2,3,4,5,6,7,8,9 Rhythm£º Volume£ºMute,Middle,High Tolerance£ºless than 0.5% Tone£ºGuitar,Bass,Violin,Ukulele,Chromatic Dimension£º45mm¡Á48mm¡Á72mm Weight£º55g Color£ºGrey Power£ºone CR2032