HDE Guitar Pickup Acoustic / Electric Transducer Guitar pickup fits full size & 3/4 size guitars with 6 or 12 strings Has a 9 foot cable with a 1/4" mono jack to plug into an amplifier or other audio input Easy to install | Turn your acoustic into an acoustic electric guitar Clips to your instrument's soundhole and connects to the audio input with a standard 1/4" connector Capturesmechanical vibrations and converts them to an electrical signal which can then be amplified, recorded, or broadcast