Soundcraft

Soundcraft Si Expression 2 Digital 24-Channel Live Audio Mixer

4.1 (14 reviews)

Take Control of Your Sound with the Soundcraft Si Expression 2 Digital Mixer The Soundcraft Si Expression 2 is a powerful 24-channel digital live audio mixer console designed to give you complete control over your sound. With recallable mic preamps, flexible routing, and comprehensive processing,...

$4,335.00*
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*Price sourced from Amazon.com. Last updated:Jun 19, 2026.Price and availability are subject to change.

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Overview

Take Control of Your Sound with the Soundcraft Si Expression 2 Digital Mixer

The Soundcraft Si Expression 2 is a powerful 24-channel digital live audio mixer console designed to give you complete control over your sound. With recallable mic preamps, flexible routing, and comprehensive processing, this mixer is perfect for live performances, studio recordings, and more.

Specifications:

  • Mono Mic Inputs: 24
  • Line Inputs: 4
  • Inputs to Mix: 66
  • Internal Stereo FX Returns: 4
  • AES In: Yes
  • Expansion Slot: 1 ViSi Connect option card slot for 64 x 64 input/output expansion
  • Faders: Freely assignable
  • Patching: Freely assignable
  • Processing: Dedicated processing for high pass filter, input delay, gate, compressor, and four band EQ on every input channel
  • Automation: Comprehensive automation system
  • Mute Groups: 4

Key Features

24 (16 - Si Expression 1, 32 - Si Expression 3) mono mic inputs

4 line inputs

66 inputs to mix

1 ViSi Connect option card slot for 64 x 64 input/output expansion

Freely assignable faders and patching

This product is sourced from an authorized Soundcraft North American dealer and includes the official Soundcraft manufacturer’s warranty. The warranty is valid only for products purchased from authorized Soundcraft North American dealers within the United States.

Specifications

Model
Si Expression 2
Type
Digital Live Audio Mixer
Mono Mic Inputs
24
Line Inputs
4
Total Inputs to Mix
66
Option Card Slots
1 ViSi Connect (for 64 x 64 input/output expansion)
Features
Freely assignable faders and patching

Pros & Cons

👍 Pros

  • Features 24 mono mic inputs, offering ample connectivity for a wide range of live performances or recording scenarios.
  • Includes 4 line inputs, providing additional flexibility for connecting various audio sources beyond microphones.
  • Offers a remarkable 66 inputs to mix, allowing for complex and extensive audio routing and sound management.
  • Equipped with 1 ViSi Connect option card slot, enabling significant 64 x 64 input/output expansion capabilities.
  • Provides freely assignable faders and patching, allowing for highly customizable and intuitive workflow configuration.

👎 Cons

  • The base model Si Expression 1 has fewer mic inputs (16), which could be a limitation if not purchasing the Expression 2 or 3.
  • Expanding the input/output capabilities requires an additional ViSi Connect option card, which is not included.
  • As a digital mixer, it may require a learning curve for users more accustomed to analog systems.
  • The extensive features and input count could be overwhelming or unnecessary for smaller, simpler audio setups.
  • While highly configurable, achieving an optimal setup might demand significant time for initial patching and fader assignment.

Frequently Asked Questions

The Soundcraft Si Expression 2 digital mixer is equipped with 24 mono mic inputs, providing extensive connectivity for microphones.
Yes, in addition to the mono mic inputs, the Si Expression 2 also includes 4 dedicated line inputs for connecting other audio sources.
Yes, the Si Expression 2 features 1 ViSi Connect option card slot, which allows for substantial 64 x 64 input/output expansion.
Absolutely, the Si Expression 2 offers freely assignable faders and patching, giving users full control over their workflow and signal routing.
This mixer can handle a total of 66 inputs to mix, making it suitable for complex live audio environments.
Yes, the product description mentions Si Expression 1 (16 mono mic inputs) and Si Expression 3 (32 mono mic inputs) as other configurations in the series.