Schertler Stat-V-Pro, Pickup Set for Violin and Viola, Consists of the STAT-V violin & viola pickup and the Yellow Single preamplifier, Electrostatic violin pickup, High dynamic range and high linearity, Simple and quick mounting, Greatly reduces feedback sensitivity due to the bridge pickup, The Schertler Yellow Single preamplifier offers a modern design in a lightweight aluminium housing, 2 Input channels for all types of microphones and pickups, 4 Outputs with multiple connection options, Headphone output, Loop for effects with send & return, 4-Band EQ with extra filters for maximum tone control and flexibility, High-end Class A electronics for the best possible sound performance, Made in Switzerland