Fishman Ellipse Matrix Blend Pickup & Preamp System, Narrow Format Add the power and sonic clarity of Fishmans renowned blending technology to your guitar, without any visible modification Combines the worlds best-selling undersaddle pickup, the Fishman Acoustic Matrix, with the popular Ellipse Blend, to give you incredible tone at your fingertips Flexible gooseneck condenser microphone, volume, blend, and phase controls Pickup Length: Standard pickup length of 2.65 will fit most guitars with 2.5 string spacings Soundhole: Accommodates most round soundholes from 3 7/8 to 4 1/8 in diameter Soundhole-mounted Mic Pickup Includes an Active Preamp and an Endpin Jack Complete Stereo System Nearly invisible once installed Enhanced tonal reproduction through blending