1-channel Transformer-coupled Microphone Preamplifier 
2-band Passive Pultec Equalizer; inductor plus Vintage OPA gain make-up amplifier 
Balanced inputs and balanced outputs 
Up to 65db of gain 
3-step switched EQ low frequency boost: 30Hz, 60Hz, 100Hz (+/- 10%) 
3-step switched EQ high frequency boost: 6kHz, 10kHz, 16kHz (+/- 10%) 
Selectable high boost bandwidth on PCB 
Polarity reverse 
All discrete Vintage OPA1731 
48V phantom power 
5-LED VU meters 
Gold-plated PCB