L.R. BAGGS HI FI PICKUP SYSTEM - A non-invasive pickup design that pairs dual bridge plate sensors with high-fidelity electronics, providing exceptional balance, definition, dynamics, and good feedback resistance. The construction, materials, size, and shape of the pickups contribute to a balance between string and body energy that represents the inherent sound of your instrument. All-discrete, high-fidelity endpin preamp - Prewired bridge plate transducers - Soundhole mounted volume and tone controls - Professional Installation Recommended... we do that -