Fishman MATRIX INFINITY Blend Pickup & Preamp System - Narrow FormatGet the sound and feel of your acoustic instrument through the speakers with the Fishman Matrix Infinity Blend Pickup and Preamp System. In addition to the undersaddle pickup, the system supplies a multi position cardioid condenser mic capsule to capture more of your instrument's air and presence. The preamp offers both transparent tone and a dynamic response to each string. This is the narrow version, which accommodates instruments with a string