Planet Waves Tuner-Up Acoustic Guitar Tuner Bracket

An essential aid to tuning an acoustic guitar. Improves the performance of guitar tuners, particularly in noisy environments. - Patented design features a built-in piezo element which senses pitches directly from the guitar's top and passes them directly into your favorite tuner. - Fits most common tuners. - Perfect for acoustic guitars without pickups in them. - Includes a 1/8" male to 1/4" male adapter for plugging Tuner-Up into your favorite tuner.