The latest in MOTU's award-winning UltraLite series, the UltraLite-mk4 is a USB audio interface with 40 simultaneous I/O channels (18 in, 22 out). It also delivers exceptional sound quality, new ultra-low latency drivers and expanded DSP for studio-grade mobile audio recording.

 

18 x 22 USB audio interface with 40 simultaneous audio channels

2 mic/guitar inputs, 6 line ins, 10 line outs, phone out, S/PDIF digital I/O and 8-channel optical I/O for 18 inputs and 22 outputs.

Superb analog quality with ultra-low latency

Analog outputs deliver 117 dB dynamic range. New, optimized drivers deliver rock-solid performance and industry-leading low latency.

DSP mixing and effects processing

Flexible 48-input digital mixer with 7 stereo aux busses, 3 group sends, access to eight network inputs, and DSP effects, including reverb, 4-band EQ, gate, and compression.

Modeled vintage effects processing

Classic reverb. Compression modeled after the legendary LA-2A compressor. EQ modeled after British analog console EQs.

Flexible matrix routing and splitting

Send any input to any output, or multiple outputs. Includes routing to and from the computer.

Web app control

Control everything from your favorite web browser on a laptop or mobile device (table or smartphone) through a shared Wi-Fi network.

Universal connectivity

Connects to any computer with hi-speed USB 2.0 (audio class compliant, compatible with USB 3.0 and iOS). Compatible with all audio software.

Comprehensive metering

The large backlit 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

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

Mac System Requirements

  • 1 GHz Intel-based Mac or faster
  • 2 GB RAM; 4 GB or more recommended
  • Mac OS X version 10.8 or later
  • Available USB 2.0 or 3.0 port
  • A large hard drive (at least 500 GB for recording)

Windows System Requirements

  • 1 GHz Pentium-based PC compatible or faster
  • 2 GB RAM; 4 GB or more recommended
  • Windows 7, 8 or 10
  • Available USB 2.0 or 3.0 port
  • A large hard drive (at least 500 GB for recording)

Web App Support

  • Any web client platform: Mac, Windows, Linux, iOS, Android
  • Any web browser: Safari, Firefox, Chrome, Opera, Explorer, etc.

Included Software

  • MOTU Discovery App for Mac & PC (finds connected MOTU interfaces)
  • MOTU Discovery App for iOS (available from Apple App Store)
  • MOTU Pro Audio Control web app (served from the hardware itself)
  • MOTU Audio Tools (FFT, oscilloscope, X-Y plot, phase analyzer)
  • AudioDesk 4.0 for Mac & PC (separate download)

MOTU UltraLite-mk4 18-in/22-out, 24-bit/192kHz USB 2.0 Audio/MIDI Interface

$595.00Price
Sample rates 44.1, 48, 88.2, 96, 176.4, 192 kHz
Mic/guitar inputs 2 x combo XLR/TRS mic/guitar inputs 
Preamp gain: 0 to +60 dB (digitally controlled)
Instrument gain: 0 to +30 dB (digitally controlled)
Analog inputs 6 x 1/4" TRS line inputs (balanced/unbalanced) 
Max level: +24 dBu (digitally adjustable -96 to +22)
Analog outputs 10 x 1/4" TRS line out (balanced, DC coupled) 
Max level: +20 dBu (digitally adjustable -4 to +20) 
1 x 1/4" TRS stereo headphone
Digital I/O 1 bank (8 ch) of ADAT optical at 1x sample rates 
1 bank (4 ch) of SMUX optical at 2x sample rates 
Switchable to stereo TOSLink (optical S/PDIF)
Total I/O 18 in / 22 out (40 total) at 1x sample rates 
14 in / 18 out (32 total) at 2x sample rates 
8 in / 12 out (20 total) at 4x sample rates
Computer I/O 1 x USB 2.0 audio class compliant 
      USB 3.0 and iOS compatible
Computer I/O channels 64 in/out at 1x (44.1 to 48 kHz) 
32 in/out at 2x (88.2 to 96 kHz) 
24 in/out at 4x (176.4 to 192 kHz)
MIDI I/O 1 x MIDI IN 
1 x MIDI OUT 
16 MIDI channels to/from computer host
Headphone 1 x 1/4" TRS stereo phone (assignable)
Phantom power 2 x individual +48V
Front panel 1 x 1/4" TRS headphone output 
2 x XLR/TRS combo inputs 
1 x digital rotary encoders • main/phone vol/pwr 
2 x digital rotary encoders • mic/instr input gain 
4 x switches • (2) Pad and (2) 48V Phantom pwr 
128 x 48 pixel LCD for level meters / menu nav
Power External 12-18V DC power supply 
1.0A max • tip pos or neg
Dimensions
and weight
(width x depth x height, enclosure only) 
8.6 x 7 x 1.75 inches 
22 x 17.75 x 4.5 cm 
2.3 lbs / 1.04 kg

 

Contact

Muskego, WI 53150 

1-414-737-4900

masony@msn.com

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