Single-channel microphone preamp and EQ module built around the vintage-style OPA1731 op-amp
Transformer-coupled mic/line input and front-panel 1/4" TS Hi-Z input
All rotary controls are stepped for easy recall
Transformer-balanced output
Switchable polarity, phantom power, and 80 Hz high-pass filter
Onboard 2-band EQ with up to 10 dB of boost and three selectable frequencies per band
Gold-plated PCB enhances conductivity and resists corrosion