Description: [Enhance Your Sound]:The Pickup and Preamp system is an essential addition for any acoustic guitar player looking to amplify their sound.Equipped with active electronics and a built in tuner,this unit is ideal for gigs and live performances. [Accessories]:With its black color and bridge position,this unit adds a sleek touch to any acoustic guitar.It's specifically designed to fit acoustic guitars,ensuring seamless integration with your instrument. [Preamp System]:This Preamp system comes with a piezo mic and EQ beat set that allows you to further adjust and your sound quality.Get the most out of your acoustic guitar with the Pickup and Preamp system. [Compact]:The Onboard Preamp Systems are dedicated to providing maximum value in a small footprint.Available in three models,these systems offer volume,tone shaping,phase controls; a prewired pickup and low profile control knobs. [Quality Material]:Made from PP environmentally friendly metal,this unit is sturdy yet lightweight.The onboard size measures 51x 51mm while for jack plate measures 48.8x48.9mm. Specifications: Material:Metal PP Size: onboard 5.1cmx5.1cm/2.01inch x 2.01inch for jack plate 4.88cmx4.89cm/1.92inch x 1.93inch Note: Please allow slightly errors due to manual measurement and different monitors. Package included: 1 Guitar EQ Equalizer Pickup 8 Screws 1 Marker