Ideal for smaller body and classical guitars. This system packs features similar to the industry standard Prefi x series, in a smaller footprint that occupies 1/3 less space on the guitar. An excellent fi t on slim-bodied acousticelectrics.FeaturesDesigned for slim-bodied acoustic-electrics –2” x 3” (50mm x 76mm) bezel occupies 1/3 less space than standard Prefi x modelsFeedback-fi ghting notch fi lter and phase switchUnique pivot design for instant 9-Volt battery accessSystem includes an Acoustic Matrix undersaddle pickup and Switchjack endpin jackPickup available in wide, narrow or split formats Prefi x ProVolume, bass, middle, treble and brilliance controlsSpecsOem-Man-P01: Narrow Format: 3/32” (2.3mm) WidthDimensions: 2” W X 3” H (50mm X 76mm)Battery: 9-VoltBattery Life: 140 Hours.