The patented capo that holds your smartphone.Two devices in one.Simply place it on the nut or headstock of guitar when capo feature is not needed. | Adjustable to secuerly hold all smartphones,Iphone,Samsung,LG, and more. Works on all guitars acoustic and electric. | Pivits and tilts for optimal viewing .Light weight and portable, No bulky brackets or unreliable sucktion cups | See your fingers while learning new chords and songs,Great for online video lessons | Never forget the lyrics or chords. Use it with all your mobile apps. Tuners, Chord charts,Song books