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Hear Technologies Hear Back PRO 4-Pack Personal Mixing System Includes 4 PRO Mixers, Pro Hub Mainframe, ADAT Card

SKU: HEPROHB4AD MFR: PROHB4AD
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Key Features

  • Experience pristine sound quality with Hear Back PRO in-ear monitors for crystal-clear audio.
  • Enjoy a comfortable fit for extended use, ideal for long studio sessions or live performances.
  • Achieve superior noise isolation, blocking distractions so you can focus on your mix with ease.
  • Built for durability, these robust in-ear monitors withstand the rigors of touring and stage use.
  • Low latency ensures real-time monitoring, keeping you perfectly in sync during performances.
  • Get exceptional value with Hear Back PRO, delivering professional features at a competitive price.
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Special Order?Estimated to Ship: 09/10/2025
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Hear Technologies Hear Back PRO Specifications

Mixer Aux Input

Mixer Aux Input

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  • Line Input Configuration/Impedance

    1/8" Stereo, unbalanced, 10K ohms typical

  • Line Input Level

    0 dBu optimal, +18 dBu max

  • Mic Input Configuration/Impedance

    XLR Mono, balanced, 150 ohms typical, 150 Hz high pass

  • Mic Input Level

    42 dBu optimal, -30 dBu max

Mixer Headphone Power

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  • Load Impedance

    THD less than 0.01%

  • Output Power

    @ 8 Ohms: 1.2 W (THD <0.015%), 1.5 W (THD <0.1%)
    @ 16 Ohms: 1.6 W (THD <0.01%), 1.8 W (THD <0.1%)
    @ 25 Ohms: 2 W (THD <0.01%), 2.2 W (THD <0.1%)
    @ 32 Ohms: 1.8 W (THD <0.01%), 2 W (THD <0.1%)
    @ 50 Ohms: 1.5 W (THD <0.01%), 1.6 W (THD <0.1%)
    @ 100 Ohms: 1.1 W (THD <0.01%), 1.2 W (THD <0.1%)
    @ 200 Ohms: 500 mW (THD <0.01%), 650 mW (THD <0.1%)
    @ 600 Ohms: 220 mW (THD <0.01%), 250 mW (THD <0.1%)

Mixer Line Output

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  • Freq Response

    20 Hz to 20 KHz, +/-0.15 dB

  • THD+N

    0.004% typical at 1 kHz, +15 dBu
    0.008% typical, 20 Hz - 20 kHz, +4 dBu

  • IMD

    0.02% typical at +4 dBu, 60 Hz / 7 kHz

  • Crosstalk

    Less than -93 dB @ 1 kHz

  • Propagation Delay

    Less than 0.25 mSec @ 192 kHz sample rate

System Noise Performance

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  • Noise, A-Weighted

    -93 dBu @ 192 kHz sample rate

  • Dynamic Range

    117 dB typical

System I/O

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  • Hub Line In, 2x Analog Input Cards

    16 Balanced inputs on 2x DB-25 female (DA-88 pinout)

  • Hub Maximum Input Level, Analog

    +18 dBu

  • Hub HBus In, Out

    8-pin RJ45 jack (standard Ethernet pinout)

  • Hub USB Port

    USB 2.0 (for firmware updates)

  • Hub Card Slots

    4x Each slot can accept an analog or digital input card, output card, or 8 port Mixer network card

  • Mixer to Hub Connection

    8-pin RJ45 jack (8x Mixer connections per network card)

  • Mixer Headphone Out

    TRS 1/4" and 1/8" unbalanced stereo

  • Mixer Line Out

    TRS 1/4" balanced (2 connections: left/mono and right)

  • Mixer Max Output Level, Analog

    +24 dBu (mixed output)

  • Mixer Aux Input

    TRS 1/8" unbalanced stereo and XLR balanced mono (with 15 volts phantom power)

  • Mixer Card Slot

    For future digital or analog input/output expansion capabilities or side-car add-on

  • Hub Power Requirements

    48VDC, 150 Watts (each external power supply powers up to 16 Mixers)

  • Mixer Power Requirements

    Power over Ethernet (PoE) 36-52 volts DC, 15 Watts max provided by Hub through Cat5e/6 network cabling

  • External Power Supply Requirements

    Input Voltage: 90VAC to 264VAC 50/60 Hz

Physical

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  • Mounting

    Mixer: Standard mic stand (5/8" 27 threads per inch) or desk mounted
    Hub: Standard rack mount, 1 RU

  • Dimensions (H x W x D)

    Mixer: 9.5 x 5.95 x 2.71" (241 x 152 x 68.8mm)
    Hub: 1.75 x 19 x 8.5" (44.5 x 483 x 216mm)

  • Weight

    Mixer: 1.6 lb (0.72kg)
    Hub: 6.3 lb (2.8kg)

  • UPC Code

    812737001195

About Hear Technologies Hear Back PRO

How can you elevate your audio production to the next level The answer lies in the Hear Back PRO 4-Pack Personal Mixing System. This advanced, professional-grade system is designed to deliver high-quality sound and seamless integration with your existing equipment.

The Hear Back PRO system is a comprehensive solution for all your audio mixing needs. It includes four PRO Mixers, a Pro Hub Mainframe, and an ADAT Card, making it a robust and versatile choice for musicians, producers, and audio engineers. Whether you're performing live, recording in a studio, or working in post-production, this system is designed to provide the perfect mix every time.

The system's modular and expandable design ensures it can adapt to your evolving needs. The Pro Hub Mainframe features four card slots that can be customized with any combination of input and output cards, allowing you to tailor the system to your specific requirements.

The Hear Back PRO system is built on a Gigabit Ethernet framework, offering an impressive range of future possibilities. It can support up to 32 Mixers per Network Card, each connected via a single standard Cat5E/6 cable. The built-in HBus In/Out ports allow for unlimited system expansion by daisy-chaining multiple Hubs together.

The PRO Mixers included in this system are designed for ease of use. Each knob can be assigned to any mono channel, stereo pair of channels, or even a submix of up to 16 channels with the V5 update. This flexibility allows you to configure each Mixer differently and add up to 128 input channels to the system using additional Input Cards and Hubs.

The system also boasts a range of innovative features, including panning width and stereo placement, solo in place, multiple intercom, preset copy and paste from one Mixer to another, and signal present indication on all channels. The grouping function synchronizes all settings between multiple Mixers, and an iOS App is available for ease of use and remote control of all settings.

The Hear Back PRO 4-Pack Personal Mixing System is not just a product; it's a comprehensive solution for your audio production needs. Its advanced features, professional-grade quality, and innovative design make it a valuable addition to any audio setup. Experience the difference that a high-quality, durable, and innovative personal mixing system can make in your audio production today.

Hear Technologies Hear Back PRO Features

  • Modular I/O Hub card system allows for system customization
  • Large master knob controls overall main mix, AUX, and intercom levels independently
  • Volume and panning control of all channels
  • Direct and immediate visual feedback of all channels
  • Support for sampling rates up to 192 kHz
  • Selectable XLR or 1/8" Mixer AUX input
  • Built-in intercom broadcasts the AUX source (mic, MP3 player, click, etc.)
  • Intercom auto adjusts its own level so even the quietest message never goes unheard
  • Supports secondary power supply to provide redundancy and power to up to 32 Mixers
  • USB port on Hub makes updating firmware for future features and upgrades a simple drag-and-drop operation
  • HBUS In/Out connections allow daisy-chaining Hubs and a wireless access point connection for use with the PRO's iOS App
  • Side-mounted card slot on Mixer for future expansion
  • Status indicating logos on Hub and Mixers make it easy to detect and diagnose problems, should they arise
  • Hear Back PRO iOS App allows for complete control of all Mixers connected to the network
  • Write session info and channel settings on storable Mixer overlays for an unlimited number of presets
  • Instantly store and recall presets from memory with the push of a button
  • Most recent configuration is saved, even after power-down

Product Documents

User Manual

Key Features

  • Experience pristine sound quality with Hear Back PRO in-ear monitors for crystal-clear audio.
  • Enjoy a comfortable fit for extended use, ideal for long studio sessions or live performances.
  • Achieve superior noise isolation, blocking distractions so you can focus on your mix with ease.
  • Built for durability, these robust in-ear monitors withstand the rigors of touring and stage use.
  • Low latency ensures real-time monitoring, keeping you perfectly in sync during performances.
  • Get exceptional value with Hear Back PRO, delivering professional features at a competitive price.

What's in the box:

  • 4x PRO Hear Back Mixers
  • PRO Hear Back Hub Mainframe
  • ADAT Cards
  • Network Card
  • 4x 50' Cat6 Cables
  • Hear Technologies 1 Year Limited Warranty