MOTU 624

Equipped with renowned ESS Sabre32 Ultra™ DAC technology,
the 624 has the same award-winning analog audio quality and proven performance as MOTU's flagship 1248 interface — packed into a mobile half-rack enclosure.

32 simultaneous audio channels
Studio-grade I/O for on-the-go recording
You get 2 mic inputs, 2 guitar inputs, 4 x 6 balanced analog with dedicated main outs, 8-channel ADAT optical and independent headphone out for 16 inputs and 16 outputs. The optical ports also support stereo TOSLink (optical S/PDIF).

Superb analog audio quality and high-end converters
Performance suitable for
the most demanding situations
Renowned ESS Sabre32 Ultra™ DAC technology delivers 123 dB dynamic range and the same proven, award-winning audio quality as MOTU's flagship 1248.

Ultra-low latency and proven, high-performance MOTU drivers
The best possible latency performance
The 624 delivers round-trip latency (RTL) performance as low as 1.6 ms at 96kHz
over Thunderbolt™ — and an astonishing 1.9 ms over USB — with high-performance DAW hosts.

Mobile operation and universal connectivity
Ultimate portability and flexibility
Connects to your computer with Thunderbolt™, super-speed USB 3.0 or AVB/TSN Ethernet — with support for up to 256 audio channels (128 in and 128 out). USB audio class-compliant firmware and high-performance, industry-standard drivers work with any audio apps. Connects to your iPad™ with a standard camera connection kit (adapter).

DSP mixing and effects processing
Console-style mixing with 48 channels and 12 busses
The 624's full-fledged 48-input digital mixer delivers 7 stereo aux busses, 3 groups, access to 64 network inputs, and DSP effects, including reverb, 4-band EQ, gate and compression. If you know your way around a large-format mixing console, you'll feel right at home. If you've ever wished to mix on a large console, the driver's seat is now yours.

Modeled vintage effects processing
Vintage processing with 32-bit float precision
Classic reverb. Compression modeled after the legendary LA-2A compressor. EQ modeled after British analog console EQs. The 624's mixing and effects DSP engine delivers virtually unlimited headroom and the utmost in sound quality.

Flexible matrix routing and splitting
Route your audio anywhere with one-click ease
Send any input to any output, or multiple outputs. Includes routing to and from the computer, plus any devices on the audio network.

Web app control from any device
Control everything from your laptop, tablet and smartphone
The software that you use to control the 624 doesn't reside on your hard drive. It's a web app served from the hardware itself. This means you can control the 624 on-board DSP, mixing, device settings, and network audio routing from your favorite web browser on a laptop, tablet or smartphone connected by wire or Wi-Fi to your local area network. Use any web client on any platform - Mac, Windows, Linux, iOS, Android - as long as it shares the same network.

Touch Console
The art of the mix on your touchscreen
Designed specifically for touchscreen operation, Touch Console™ delivers a whole new mixing experience. Access Touch Console from your tablet or smartphone to effortlessly control the powerful 48-channel mixer and effects in the 624. With large targets for your fingers, multi-touch operation and intuitive design, you can tap, swipe and pinch your way to a perfect mix, every time.

Stand-alone operation with wireless control
No computer or laptop needed
Connect an Apple® Airport™ or other Wi-Fi router with a standard Ethernet cable for wireless control of device settings, powerful 48-channel mixing and DSP effects.

Comprehensive metering
View all I/O activity at a glance — in full color
The full-color LCD lets you view all signal activity at a glance with detailed metering for all analog and digital I/O. Access hardware settings from a simple and convenient menu.

AudioDesk
Powerful audio workstation technology for Mac and Windows
Includes AudioDesk workstation software for Mac and Windows with 24-bit recording, sample-accurate editing and 32-bit mixing and mastering

General

• Display: 1x LCD
• Channels of I/O    
  • Analog / Digital:
  • 16 Input / 16 Output at 48 kHz
  • 12 Input / 12 Output at 96 kHz
  • 8 Input / 8 Output at 192 kHz
  • Thunderbolt / USB 3.0 / 3.1/3.2 Gen 1:
  • 128 Input / 128 Output at 96 kHz
  • 64 Input / 64 Output at 192 kHz
• Built-In DSP: No
• Maximum Sampling Rate: 192 kHz / 24-Bit
• Number of Microphone Inputs: 2 Preamps
• Built-In Microphone: No
• Expansion Slots: No

Signal Processing

• Gain/Trim Range:
  • Headphone Outputs:
  • 128 dB
  • Line Inputs:
  • -96 to +22 dBu
  • Line Outputs:
  • -4 to +20 dBu
  • Mic Inputs:
  • 0 to +63 dB
• High-Pass Filter: No
• Solo/Mute: No

Connectivity

• Analog Audio I/O:    
  • 2x XLR 3-Pin Mic Input
  • 4x 1/4" TRS Balanced/Unbalanced Line Input
  • 2x 1/4" TRS Hi-Z Input
  • 6x 1/4" TRS Balanced Line Output
  • 1x 1/4" TRS Headphone Output
• Phantom Power: 48 V (on 2 Channels)
• Digital Audio I/O:    
  • 1x TOSLINK Optical ADAT / S/PDIF Input
  • 1x TOSLINK Optical ADAT / S/PDIF Output
• Host Connection:
  • 1x Thunderbolt/Mini DisplayPort
  • 1x USB-B
• Host Connection Protocol:    
  • Thunderbolt 2
  • USB 3.0 / 3.1/3.2 Gen 1
• USB (Non-Host): No
• Sync I/O: No
• Network I/O: 1x RJ45 AVB / TSN
• MIDI I/O: No

Performance

• Maximum Input Level    
  • Line Inputs:
  • +24 dBu
  • Mic Inputs:
  • +24 dBu (with Pad)
• Maximum Output Level    
  • Line Outputs:
  • +20 dBu (Balanced)
• Headphone Output Power: 80 mW (Max)
• Dynamic Range    
  • Outputs:
  • 108 dBA
  • Line Inputs:
  • 117 dBA
  • Line Outputs:
  • 123 dBA
  • Mic Inputs:
  • 118 dBA
• THD+N    
  • Headphone Outputs:
  • -100 dB
  • Line Inputs:
  • -110 dB
  • Line Outputs:
  • -110 dB
  • Mic Inputs:
  • -110 dB

Digital Audio

• Sample Rates: 44.1 / 48 / 88.2 / 96 / 176.4 / 192 kHz
• Clocking: Internal

Compatibility

• OS Compatibility    
  • macOS 10.8 or Later
  • Windows 7
  • Windows 8
  • Windows 10
• Included Software: No
• Included Plug-Ins: No
• Processor Requirement    
  • Mac: 1 GHz Intel
  • PC: 1 GHz Intel Pentium
• RAM Requirements: 2 GB, 4 GB Recommended
• Storage Requirements: 500 GB
• Required Hardware    
  • Available Thunderbolt Port or USB-A Port
  • Available AVB/TSN Ethernet Port or USB-A Port 
• Internet Connection: Required for Remote Control

Power

• Power Requirements: AC/DC Power Adapter (Included)
• AC/DC Power Adapter: 12 to 18 VDC at 1.0 A (Included)

Physical

• Rackmount Size: 1 U
• Dimensions: 8.6 x 7 x 1.8" / 21.8 x 17.8 x 4.4 cm
• Weight: 2.2 lb / 1.0 kg
• Package Weight: 4.7 lb
• Box Dimensions (LxWxH): 15.05 x 11.5 x 5.65"