Black Cordless Infrared Beam Air Guitar Free Play Mode Chords Music Gift Toy We Ship from Chinadelivery takes 15-25 days Infrared beam: while pressing the tone and chord buttons, strum the beam with your hand to create sound; Chord buttons: press button to change chords and sound like a real guitar; Tone buttons: In free play mode, your can change tones by pressing chord button and tone button at the same time; Size: 21.8*8.5*3.8cm;