Acoustic String Instrument Piezo Pickup Pick-up System 3 Transducers 6.35mm Jack for Guitar Mandolin Ukulele

Features: Fits for most string instruments such as acoustic guitars, ukulele, mandolin, etc. To let your acoustic instruments turn into electric-acoustic ones. With 3 transducers, stick it onto the instrument, minimize damage to instrument body. 6.35mm / 0.25in durable jack; and pre-wired, no soldering required. High Output – No Battery Required