The Si Performer 3 features 32 local recallable MIC pre amps and 8 stereo inputs along with two ViSi Connect™ option card slots with an additional 128x96 input/output paths (one 64x64 expansion slot and another 64x32 expansion slot). Able to utilize Si series ViSi Connect™ option cards, the Si Performer gives a large range of additional digital I/O connectivity including the MultiDigital Card (Firewire/USB/ADAT), BSS Digital Audio Bus (BLU Link), Dante™, CAT5 or optical MADI, AVIOM™, CobraNet™ and others with a massive mix capacity of 64 mono inputs for a total of 80 inputs to mix. Each input channel has dedicated processing for high pass filter, input delay, gate, compressor and parametric EQ. Keeping you in control are 8 VCA busses, 8 mute groups, FaderGlow and colour backlit name displays on every channel so you are never lost.

All Si Performer consoles have busses and output processing to match the versatility of the inputs, the 14 aux/group mixes can be configured as 14 mono mixes or 8 mono plus 6 stereo mixes, whilst the matrix mixes can be mono or stereo as needed. The bus and matrix mixes are complemented with four mix busses dedicated to the internal Lexicon FX processors and left, right and centre busses with options for mixing left/right + mono/centre or left/centre/right (LCR). Each bus features a compressor, 4 band fully parametric EQ, graphic EQ and delay always available all of the time.