★ FITS in soundholes from 3.88” (98.5 mm) to 3.94” (100mm) diameter.
★ HIGH impedance passive design, no battery required.
★ BUILT with Customized Rare Earth Neodymium Magnet and Single Coil with Handwound Oxygen-Free Copper.
★ SOLID Beech Wood Housing for better transmission of Acoustic Vibrations with Super String Balance and Pure Acoustic Clarity.
★ CAME with Studio Grade Lossless Transmission Audio Cable.
★ QUICK Installation and Storage, no drilling required, harmless for guitars.