ESI U168 XT 16x8 24-Bit USB Audio Interface

SKU: ESIU168XT MFR: U168XT
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Key Features

  • Record pristine audio with this 16x8 USB audio interface, perfect for studio recording.
  • Experience low latency performance for seamless tracking and mixing with this audio interface.
  • Connect all your gear! This audio interface features comprehensive I/O for mics, instruments & more.
  • Create professional recordings using the included Bitwig Studio 8-Track software and Audified plugins.
  • Enjoy high-fidelity sound with up to 24-bit/96 kHz resolution for detailed, nuanced audio capture.
  • Easily integrate with your setup; this audio interface offers stable ASIO drivers for Windows & macOS.
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Special Order?Estimated to Ship: 08/22/2025
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ESI U168 XT Specifications

General

General

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  • Form Factor

    Desktop

  • Display

    None

  • Channels of I/O

    16 Input / 8 Output

  • Maximum Sampling Rate

    96 kHz / 24-Bit

  • Number of Microphone Preamps

    4 Preamps

  • Input Level Adjustment

    6x Knob

  • Expansion Slots

    None

Signal Processing

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  • Pad

    None

  • High-Pass Filter

    None

  • Solo/Mute

    None

Connectivity

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  • Analog Audio I/O

    2x Combo XLR-1/4" (6.35mm) TRS Balanced Mic/Hi-Z Input (Shared with Rear Panel Input)
    2x XLR 3-Pin Balanced Mic Input (Shared with Rear Panel Input)
    16x 1/4" (6.35mm) TRS Balanced/Unbalanced Line Input
    8x 1/4" (6.35mm) TRS Balanced/Unbalanced Line Output
    2x 1/4" (6.35mm) TRS Balanced/Unbalanced Monitor Output
    2x 1/4" (6.35mm) TRS Headphone Output

  • Phantom Power

    48 V, Selectable On/Off (on 4 Channels)

  • Digital Audio I/O

    1x RCA Coaxial S/PDIF Input
    1x RCA Coaxial S/PDIF Output

  • Host Connection

    1x USB-B

  • Host Connection Protocol

    USB 2.0

  • USB (Non-Host)

    None

  • Sync I/O

    None

  • Network I/O

    None

  • MIDI I/O

    1x DIN 5-Pin Input
    1x DIN 5-Pin Output

Performance

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  • Frequency Response

    20 Hz to 20 kHz +/-0.02 dB

  • Dynamic Range

    A/D Converters: 107 dBA (-60 dBFS)
    D/A Converters: 112 dBA (-60 dBFS)

Digital Audio

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  • Sample Rates

    Up to 96 kHz

  • Bit Depths

    Up to 24-Bit

Audio Storage & Playback

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  • Memory Card Slot

    None

Compatibility

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  • OS Compatibility

    Windows 7 or Later
    macOS 10.7 or Later

  • Included Software

    Bitwig Studio 8-Track
    inTone 2 ESI Edition from Audified

  • Included Plug-Ins

    None

  • Supported Drivers/API & Plug-Ins

    Windows Driver Downloadable from Manufacturer
    Core Audio (Mac)
    ASIO 2.0
    MME
    WDM
    DirectSound

  • Required Hardware

    USB Cable (Included)
    Available USB 2.0 Port

  • Power Requirements

    AC/DC Power Adapter (Included)

  • AC/DC Power Adapter

    12 V (Included)

Physical

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  • Anti-Theft Features

    Kensington Security Slot

  • Dimensions

    17.7 x 5.5 x 1.8" (45 x 14 x 4.5cm)

  • UPC Code

    4260265610383

About ESI U168 XT

Explore the world of professional audio recording with the U168 XT 16x8 24-Bit USB Audio Interface. This high-quality, durable audio interface is designed to bring USB audio technology to new heights, offering superior performance for exceptional results.

Designed for both Mac and PC, the U168 XT boasts 16 input channels and 8 output channels, all available for simultaneous use. This versatile, user-friendly interface offers a 24-bit / 96kHz solution, providing balanced 1/4" TRS line connectors.

For added versatility, it also features four integrated microphone preamps with XLR inputs on the front of the unit, complete with switchable +48V phantom power. This makes it ideal for connecting a variety of devices, including microphones and instruments.

The U168 XT also includes two Hi-Z instrument inputs for electric guitars, as well as coaxial digital S/PDIF input and outputs. Two independent headphone outputs are conveniently located on the front, alongside an integrated monitoring mixer.

For those looking to connect external keyboards, synthesizers, or sound modules, the U168 XT offers MIDI inputs and outputs on the back of the unit.

This professional audio interface also provides fast, high-performance, low-latency drivers based on ESI's EWDM and DirectWIRE technology. It supports the latest WDM, ASIO 2.0, and CoreAudio technology for both Mac and PC, making it compatible with all current standard audio applications for professional use.

The U168 XT comes bundled with a powerful software package for professional recording, song creation, and audio content mixing. Included applications such as Bitwig Studio 8-Track and Audified inTone 2 ESI Edition by Audified offer a range of features for producing, performing, and designing sounds like a pro.

With the U168 XT 16x8 24-Bit USB Audio Interface, you're not just purchasing an audio interface, you're investing in a new level of professional USB audio technology. Start exploring your creativity right out of the box!

ESI U168 XT Features

  • 16 input / 8 output 24-bit / 96kHz USB 2.0 Hi-Speed 24-bit Audio Interface
  • 4 professional microphone preamps with +48V phantom power support
  • 2 Hi-Z high performance instrument inputs with 1/4" connector
  • Digital S/PDIF input with RCA connector
  • Digital S/PDIF output with RCA connector
  • Supports up to 24-bit / 96kHz
  • 16 line inputs with balanced 1/4" TRS connectors
  • 8 line outputs with balanced 1/4" TRS connectors
  • 2 independent headphone outputs with 1/4" stereo phone connector
  • Separate stereo mix output with integrated monitoring mixer controlled on front panel
  • ADC with 107dB(a) dynamic range
  • DAC with 112dB(a) dynamic range
  • 16 channel MIDI I/O with one MIDI input and one MIDI output
  • Powered by included DC power supply
  • Supports Windows Vista, Windows 7, Windows 8.1, Windows 10 and Windows 11 with ASIO 2.0, MME, WDM and DirectSound incl. DirectWIRE support
  • Supports Mac OS X (10.7 and above) via CoreAudio USB audio driver
  • Includes Bitwig Studio 8-Track digital audio workstation software
  • Includes license of inTone 2 ESI Edition from Audified

Product Documents

User Manual

Key Features

  • Record pristine audio with this 16x8 USB audio interface, perfect for studio recording.
  • Experience low latency performance for seamless tracking and mixing with this audio interface.
  • Connect all your gear! This audio interface features comprehensive I/O for mics, instruments & more.
  • Create professional recordings using the included Bitwig Studio 8-Track software and Audified plugins.
  • Enjoy high-fidelity sound with up to 24-bit/96 kHz resolution for detailed, nuanced audio capture.
  • Easily integrate with your setup; this audio interface offers stable ASIO drivers for Windows & macOS.

What's in the box:

  • ESI U168 XT 16x8 24-Bit USB Audio Interface
  • DC Power Supply
  • Bitwig Studio 8-Track Software (Download)
  • Audified Software (Download)
  • User Manual
  • ESI 2 Year Limited Warranty