The EQ3B is a three-band fully parametric single channel analog EQ with smooth highs and solid lows. Perfect for carving out unwanted frequencies or musically boosting frequencies that need to be empasized. It is a perfect compact EQ solution to customize and taylor your sound. The EQ3B features an 80Hz roll-off (to eliminate room rumble and increase clarity), +/-12 dB of boost/cut on three overlapping frequencies along with varible Q (bandwidth) for detailed narrow notching or wide musical shaping. The EQ3B is ultra quiet and is perfect solution for many applications including, vocals, guitar, bass, keyboards and more. Features: •Three fully parametric bands with overlapping frequencies. •High pass rumble filter. •Extremely quiet operation. •Warm, wide dynamic range for recording or live. . . . . .