If you fancy giving your double bass a bit more attitude the Fishman Full Circle Pickup could be the answer. Whether you favour fat and punchy bass full voiced arco or funky slap the subtleties of your upright bass are still their – just louder! The sturdy aluminium hight adjuster wheel makes the Full Circle easy to fit accurate and natural sounding. A fine tuning feature lets you match the pickup to your instrument and preferred playing style; choose between an open resonant response or a drier focused amplified tone. Although simple to install it is recommended that a professional fits this pickup. A Pro-EQ Platinum Bass Pro-EQ II or B-II preamp is also recommended but not required. To read more about the Fishman Full Circle Upright Bass Pickup please download the installation instructions below. Features/Specifications Produces an accurate transparent sound Fine tuning feature lets you quickly choose between an open resonant response or a more focused tone to match your instrument and playing style Encased inside a sturdy aluminum height adjuster wheel Quick retro-fit on instruments with height adjustment wheels An impedance matching preamp is recommended but not required Professional installation recommended