Channels: 24 total inputs (16 mono mic/line channels + 4 stereo line channels, with additional stereo inputs for flexibility).
Mic Preamps: 16 "Invisible" IMP (Invisible Mic Preamps) with ultra-low noise, wide 60 dB gain range, and high headroom (up to 130 dB dynamic range claimed).
EQ:
Mono channels: 3-band EQ with semi-parametric mid (sweepable), ±15 dB boost/cut, plus switchable low-cut filter.
Stereo channels: 4-band EQ.
Aux Sends: 4 per channel (2 switchable pre/post fader, 2 post-fader for effects or external sends).
Subgroups: 4 bus/subgroups (for grouping channels, e.g., drums or vocals).
Built-in Effects: Dual independent 24-bit digital stereo multi-FX processors (based on VIRTUALIZER technology) with 99 presets, including reverb, delay, chorus, flanger, compressor, and more. Two separate FX units allow independent processing.
Other Features:
Inserts on mono channels and main mix.
9-band stereo graphic EQ (with FBQ feedback detection in some related models).
Balanced main outputs (XLR and 1/4" TRS), control room outputs, headphone out.
Ultra-low noise ULN design, high headroom, and auto-ranging power supply (100–240V).
Talkback section and solo-in-place/PFL options.
Dimensions/Weight: Compact for its channel count (metal chassis for durability), though exact specs vary slightly by source.
It was praised for its value, quiet preamps, and onboard effects at the time, making it popular for small-to-medium live setups, houses of worship, or budget studios.