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Hear Technologies Wireless Stereo In-Ear Monitor System, Includes Freedom Back Transmitter, Freedom Back Receiver, B: 655 - 679Mhz

SKU: HEFBB MFR: FBB
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Key Features

  • Experience crystal-clear audio with these wireless in-ear monitors, perfect for live stage performances.
  • Enjoy a comfortable fit and excellent noise isolation, ensuring focus during long studio sessions.
  • Achieve low latency monitoring, keeping you perfectly in sync with your band or audio source.
  • Durable construction ensures these in-ear monitors withstand the rigors of frequent touring.
  • Get great value with this complete in-ear system, including transmitter, receiver, and accessories.
  • Stereo in-ear system operates on B: 655 - 679Mhz, providing reliable wireless connectivity up to 330ft.
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Special Order?Estimated to Ship: 08/15/2025
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Hear Technologies In-Ear Monitor System Specifications

Transmitter

Transmitter

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  • Bands

    UB

  • Frequency Range

    655 to 679 MHz

  • Transmitter Output Level

    10 dBm

  • Channels

    120 (10 groups of 12 channels)

  • Operating Range

    330 ft (100 m) line of sight, under typical conditions Note: Actual range depends on RF signal absorption, reflection, and interference.

  • Frequency Response (+/- 3 dB)

    40 Hz - 16 KHz

  • Total Harmonic Distortion

    <1% (+/- 30 KHz deviation, 1 KHz tone)

  • Dynamic Range

    >90 dB A-weighted

  • Operating Temperature Range

    -10 Degree C to +50 Degree C Note: Battery characteristics may limit this range

  • Max Audio Input Level

    +6 dBV, +18 dBV with -12dB PAD engaged

  • Gain Adjustment Range

    60 dB

  • Gain Adjustment Range

    60 dB

  • Input Impedance

    10 K Ohms unbalanced, 20 K Ohms balanced

  • Input Impedance

    10 K Ohms unbalanced, 20 K Ohms balanced

  • Dimensions

    1.5 x 8.35 x 3.78" (38 x 212 x 96mm)

Reciever

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  • Audio Output Level

    100 mW

  • Sensitivity

    -94 dB for 30 dB SINAD, typical

  • Image Rejection

    >55 dB

  • Power Requirements

    2 "AA" size Alkaline or rechargeable batteries

  • Battery Life

    Approximately 4 - 5 hours (alkaline), load and level dependent

  • Dimensions

    3.74 x 2.56 x 0.98" (95 x 65 x 25mm)

  • Weight

    0.22 lb (100g) without batteries

  • UPC Code

    812737000600

About Hear Technologies In-Ear Monitor System

Find unparalleled audio quality and performance with the advanced Wireless Stereo In-Ear Monitor System. This innovative system, featuring the Freedom Back Transmitter and Freedom Back Receiver, is designed to revolutionize your on-stage experience. Operating in the B: 655 - 679Mhz frequency range, it offers a professional, high-quality solution for musicians and performers seeking a more comfortable and convenient listening experience.

This durable in-ear monitor system is a perfect alternative to traditional, bulky stage monitors, offering the freedom to move around the stage without the constraints of wired systems. It's an ideal companion to the highly successful Hear Back personal monitor mixer system and the acclaimed Mix Back matrix monitor mixer.

The Freedom Back system comes complete with a transmitter equipped with an antenna, a wireless stereo receiver, a carrying case for easy transportation, and a rack mount kit with an extension cable for front panel antenna mounting. This comprehensive package ensures you have everything you need for a seamless, high-quality audio experience.

With the Freedom Back system, you can utilize multiple units on stage simultaneously, thanks to its availability in both UA and UB bands. Band A operates from 584 - 608 MHz, while band B operates from 655 - 679 MHz. With an impressive 120 channels per band, you can select frequencies that won't be subject to local TV station interference, even with the impending FCC changes.

Experience the freedom of movement, superior audio quality, and reliable wireless connection that the Wireless Stereo In-Ear Monitor System with Freedom Back Transmitter and Receiver offers. It's the professional choice for clear, uninterrupted audio transmission on stage.

Hear Technologies In-Ear Monitor System Features

  • Transmitter Features
  • 120 digitally selectable UHF channels
  • Up to 10 transmitters may be used in the same space, depending on local UHF interference
  • Stereo or Mono switch on the rear of the transmitter
  • Back-lit LCD display of frequency, audio level, group and channel
  • XLR and 1/4" combo input connectors
  • Built-in automatic limiter
  • Stereo headphone or in-ear monitor jack with volume control
  • PAD switch attenuates signal by 12 dB
  • External whip antenna can be front mounted with included rack ears and extension cable
  • Receiver Features
  • Wireless stereo belt pack allows freedom to move about the stage
  • Unlimited receivers may be used with one transmitter, when on the same frequency
  • Back-lit LCD displays frequency, group, channel, battery indicator, and Mono/Stereo
  • Stereo headphone or in-ear monitor jack with volume control
  • RF present LED

Product Documents

User Manual

Key Features

  • Experience crystal-clear audio with these wireless in-ear monitors, perfect for live stage performances.
  • Enjoy a comfortable fit and excellent noise isolation, ensuring focus during long studio sessions.
  • Achieve low latency monitoring, keeping you perfectly in sync with your band or audio source.
  • Durable construction ensures these in-ear monitors withstand the rigors of frequent touring.
  • Get great value with this complete in-ear system, including transmitter, receiver, and accessories.
  • Stereo in-ear system operates on B: 655 - 679Mhz, providing reliable wireless connectivity up to 330ft.

What's in the box:

  • Freedom Back Transmitter
  • Freedom Back Receiver
  • 2 x AA Batteries
  • Power Supply
  • External Antenna
  • Antenna Extension Cable
  • Rackmount Kit
  • Carrying Case
  • Hear Technologies 1 Year Limited Warranty