Item #: MOT ULMK4 LIST

MOTU UltraLite mk4 USB Audio Interface

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Product Description

Featuring ultra-low latency and a superb sound, the UltraLite-mk4 provides flexible and mobile USB2 audio connectivity to your computer with analog quality at sample rates up to 192 kHz. You get all the I/O you need, including two mic/guitar inputs, six line-level analog inputs, ten analog outputs, 8-channel optical digital I/O, S/PDIF digital I/O, MIDI I/O and a headphone output.

MOTU UltraLite mk4 USB Audio Interface Features

  • 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, and DSP effects, including reverb, 4-band EQ, gate, and compression.
  • Modeled vintage effects processing — Classic reverb. Compression modeled after the legendary LA-2A leveling amplifier. 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.
  • AudioDesk — Includes AudioDesk workstation software for Mac and Windows with 24-bit recording, sample-accurate editing and 32-bit mixing and mastering. 
Built for studio and stage
Housed in a compact, aluminum alloy enclosure you can take anywhere, the UltraLite-mk4 is equally well-suited for studio and stage, with or without a computer. As an interface or standalone mixer, the UltraLite-mk4 provides 18 inputs and 22 outputs, for a total of 40 I/O channels.

All the I/O you need
Connect all of your audio gear, including speakers, headphones, mics, guitars, synths, keyboards, drum machines, effects processors and even MIDI devices.

Large console-style mixing
Record, monitor, route and process all live inputs using the on-board 48-channel large console-style mixer, with no latency and no processor strain on your computer.

DSP-driven effects processing
Apply hardware-based, DSP-driven effects processing to your mix, independent of your host computer. Add Classic Reverb with lengths up to 60 seconds.

Modeled analog EQ and compression
Further sculpt your sound with 4-band parametric EQ featuring filter types carefully modeled after British analog console EQs. Choose between two forms of compression: a conventional compressor and the Leveler™, an accurate model of the legendary LA-2A™ optical compressor that provides vintage, musical automatic gain control.

Advanced extras
Analyze and scope your audio with advanced diagnostic tools, including a full-screen real-time FFT display, spectrogram “waterfall” display, full-featured oscilloscope, X-Y plot and phase analyzer.

Mobile recording and mixing
After recording and mixing in the studio, take the UltraLite-mk4 on the road with your laptop for mobile recording and live mixing.

Proven performance
From studio to stage, the UltraLite-mk4 delivers exceptional sound quality, ultra-low latency drivers, state-of-the-art operation and rock-solid performance.

Product Specifications
MOTU UltraLite mk4 USB Audio Interface Specifications
    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
    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 & Windows (finds connected MOTU interfaces)
    • MOTU Discovery App for iOS (available from Apple App Store)
    • MOTU Control web app (served from the hardware itself)
    • AudioDesk 4.0 for Mac & Windows (separate download)
    Operating Systems:
    • For computer audio I/O: Mac OS X 10.8 or later; Windows 7 or later
    • For web app control: Mac, Windows, Linux, iOS, Android
    • Analog I/O Specifications
Helpful Info about the Manufacturer
Phone:  617-576-3066 Warranty:  Hardware: 2 Years; 90 days parts and labor.
Customer Reviews
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