Fishman AGX-094 Passive Classical/12-String Undersaddle Pickup - Narrow FormatFishman PRO AGX 094 Passive Classical 12 string Acoustic Undersaddle Pickup is an under saddle piezo pickup that doesn't require a battery, and fits discreetly under your acoustic guitar's saddle. The PRO AGX 094 captures every ounce of your guitar's resonance and character. Every note you play oozes with lush textures and rich tonality. Plug straight into your amp, or use an impedance matching preamp to achieve maximum performance. Install a Fishman