Rdjumpdjo 8Pcs 50MM Guitar Pickup Piezo Transducer Prewired Amplifier with 6.35MM Output Jack for Acoustic Guitar Ukulele

This is a pre-wired, pre-soldered piezo and jack harness which easy . All you have to do is to attach the piezo in or on your build, drill a hole and mount the jack. Then you're done! The sound pickup is high-quality 50mm Piezoelectric ceramic disc transducer It is very large and can collect a range of sound in case you are not sure where are the best parts of the sounds. Fit for most string music instruments such as Guitar Mandolin Guitar Violin Ukulele Banjo, etc.