- Piezo Acoustic Guitar Microphone Contact for Guitar Ukulele, Violin, Mandolin, Kalimba, Harp

No hole When you play your instrument, you just need to stick -on your instrument and easily pick up the music played by the instrument and it not damage your instrument's body, you can enjoy the sensations of perfect at the same time. Easy to install, can be pasted with a sticker can be reused Battery required Clear, muddy sound mini design, and especially when you are going to participate in a performance, you can put it in the guitar bag is convenient, or maybe take it wherever you want.