AMUMU SP30 Woody Magnetic Soundhole Pickup with Rare Earth Neodymium Magnet for Steel String Acoustic Guitars – Single Coil, Passive, Battery-Free, Clear & Balanced Acoustic Tone

★ Clear & Balanced Sound: Custom Rare Earth Neodymium Magnet and hand-wound oxygen-free copper coil provide low noise with bright, balanced tones. ★ Compatibility: Suitable for steel-string acoustic guitars with soundholes between 3.82” (97 mm) and 4.33” (110 mm); not compatible with nylon-string and 3/4-size guitars, such as Taylor Baby and Little Martin. ★ Premium Wood Housing: Solid beech wood enhances vibration transmission for clear, natural acoustic sound. ★ Lossless Signal: Studio-grade audio cable preserves nearly 99% of the original sound signal. ★ Battery-Free Design: High impedance passive pickup—just plug and play, no battery required. ★ Easy Setup with Detachable Cable: No-drill installation that’s gentle on your guitar, with a removable cable for convenient unplugging when not in use.