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Listen Technologies LR-4200-IR Intelligent DSP IR Receiver Package 1, Includes LA-430 Intelligent Ear Phone, LA-401 Universal Ear Speaker

SKU: LTLR4200IRP1 MFR: LR-4200-IR-P1
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Key Features

  • Experience crystal-clear audio with this Listen Technologies IR receiver for assistive listening.
  • Enjoy up to 8 hours of battery life for uninterrupted use in meetings and presentations.
  • This infrared receiver package includes an intelligent ear phone/neck loop lanyard for convenience.
  • Easily program settings via software and USB for customized listening experiences.
  • Ideal for theaters, classrooms, and conferences needing superior sound quality.
  • Navigate channels effortlessly with the OLED display, showing battery and volume status.
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Special Order?Estimated to Ship: 10/05/2025
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Select a plan in the Add Protection section above and purchase with this product by clicking “Add to Cart”.

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TRUSTED PROTECTION PLANS, EXCEPTIONAL SERVICE.

Invest In Your Gear and Peace Of Mind!

Accidents happen where life happens. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failure, and more.

Repair or Replacement

Repair or Replacement

If we can’t fix it, we’ll replace it at no additional cost.

Accidental Damage

Accidental Damage

Protect your product from drops, spills, and more.

Peace of Mind

Peace of Mind

Enjoy your gear without fear. We have you covered!

Malfunction Protection

Malfunction Protection

When regular use of your product over time results in mechanical or electrical failure.

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Zero Deductible

We will never charge you a deductible after the purchase of a plan.

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Customer-Focused Support

Our claims process is simple & easy and our customer service team is happy to help.

Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for purchase Internationally or in U.S. Territories.

Listen Technologies LR-4200-IR Specifications

Audio
  • System Distortion

    < 2% total harmonic distortion (THD) at 80% deviation

  • Audio Output Jacks

    Two (2) 3.5 mm (0.14 in.) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm, accepts mono or stereo phone plug or LA-430 Intelligent Ear Phone/Neck Loop Lanyard

  • System Frequency Response

    63 Hz - 15 kHz ( +/-3 dB)

  • System Signal to Noise Ratio

    > 60 dB

Controls

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  • User Controls

    Power on/off and volume up/down

  • Programming

    Via software and USB port, Auto Seek, Jack Sense, Squelch, Auto Power, Auto Off, Stereo, Brightness, Channel Name

  • Set-up Controls

    Press and hold up/down volume buttons for 5 seconds to enterchannel adjust, use up/down to select channel

Indicators

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  • Display

    OLED - Channel designation, battery level, unit number, charging status, volume status

  • LED

    Flashes when batteries are low or to indicate charging, solid when fully charged

  • Carrier Frequencies

    2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz

  • Number of Channels

    Four (4) selectable channels

  • Frequency Accuracy

    +/- .005% stability 32 to 122 Degree F (0 to 50 Degree C)

  • Modulation

    FM Wideband, +/-50 kHz deviation max, 50 uS de-emphasis

  • Coverage Area

    30,000 sq. ft (2787 sq. m) single channel with LT-84/LA-141 or 40,000 sq. ft (3716 sq. m) single channel with LT-82/LA-140

  • Squelch

    Programmable in 20 steps, automatic on loss of IR signal

  • Power Save Mode

    Turns unit off after a specified time of no IR signal, default is 30 minutes

  • Sensitivity

    Better than one (1) nW/cm2 @40 dB SNR

  • Power Supply

    Micro USB connector, 5 V, 500 mA

  • Battery Type

    Lithium Ion

  • Battery Life

    8 Hours of typical use

  • Battery Charging Time

    Fully charged in 2.5 Hours

Environmental

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  • Temperature - Operation

    14 to 104 Degree F (-10 to 40 Degree C)

  • Temperature - Storage

    -4 to 122 Degree F (-20 to 50 Degree C)

  • Relative Humidity

    0 to 95% relative humidity, non-condensing

Compliance

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  • Standards

    FCC Part 15, ICS-03, CE, RoHS, WEEE, ADA 706, CBC 11B-706

Physical

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  • Compatibility

    LA-140-GY, LT-82, LA-365, LA-401, LA-381, LA-405, LA-404, LA-403, LA-402, LA-380, LA-430, LT-84, LA-141, LA-382

  • Color

    Flat Black

  • Dimensions (H x W x D)

    Without Belt Clip: 3.75 x 2.0 x 0.64" (9.6 x 5.0 x 1.7cm)
    With Belt Clip: 3.75 x 2.0 x 0.80" (9.6 x 5.0 x 2.1 cm)

  • Weight

    Without Batteries: 1.9 oz (53.9g)
    With Batteries: 2.8 oz (79.4g)

  • UPC Code

    819267022294

About Listen Technologies LR-4200-IR

Because the LR-4200-IR-P1 Intelligent DSP IR Receiver Package 1 is designed to deliver an unparalleled auditory experience, it's the perfect solution for enhancing or expanding your existing IR assistive listening systems in any setting. This comprehensive package includes the LR-4200-IR iDSP receiver, an integrated neck loop/lanyard, and a universal ear speaker, all designed to provide superior sound quality and convenience.

The LR-4200-IR receiver stands out in the industry for its exceptional range and sensitivity, ensuring a robust and reliable signal that outperforms other devices in its category. As the smallest IR receiver devices on the market, iDSP devices from Listen Technologies are not only more comfortable for the user but also simplify storage, management, and distribution.

The package's integrated neck loop/lanyard enhances the listening experience for those with T-coil-equipped hearing aids, while the included universal ear speaker allows everyone to benefit from the clarity and extensive signal range that the LR-4200-IR offers.

Each receiver is equipped with an OLED display for clear communication of the channel name and status, battery charge level, and volume level. The micro USB connection facilitates easy setup, programming, and firmware updates.

The LR-4200-IR-P1 receiver package is ideal for small to mid-size venues, from theaters and classrooms to houses of worship, offering an unmatched listening experience. The package includes one LR-4200-IR Intelligent DSP IR Receiver, one LA-430 Intelligent Ear Phone/Neck Loop Lanyard, and one LA-401 Intelligent Ear Speaker.

The IR receiver is capable of receiving on four wide band channels and is tuned to a single channel for user convenience. The receiver can be worn on a lanyard or belt clip and features an integrated neck loop for compatibility with T-coil hearing aids. It also provides customized audio to either earphones or the integrated neck loop, depending on which is connected.

The receiver incorporates a multi-functional OLED display and unique iDSP noise reduction technology. It's fully programmable via PC software and features a micro USB connector for programming/setup, inventory control, charging, and firmware upgrades. The receiver uses a non-proprietary lithium-ion battery and includes automatic battery charging circuitry. It automatically turns on when removed from the charging device and off when returned. The receiver also boasts a signal-to-noise ratio of 60 dB or greater, THD less than 2%, and an audio frequency response of 63 Hz - 15 kHz ( +/-3 dB).

Experience the difference with the LR-4200-IR-P1 Intelligent DSP IR Receiver Package 1, a comprehensive solution for superior audio quality and convenience.

Listen Technologies LR-4200-IR Features

  • Complete Intelligent DSP (iDSP) receiver package includes the equipment needed to have your ListenIR system running and available quickly
  • High-performance ListenIR receiver provides the best signal pickup and range of any IR system on the market
  • Ideal for adding to or expanding an existing IR assistive listening system
  • Includes one (1) LR-4200-IR receiver, integrated neck loop/lanyard, and a universal ear speaker
  • Can be worn around the neck or with the belt clip, making it the most discreet listening device on the market
  • Integrated neck loop / lanyard with DSP loop driver improves the listening experience for T-coil users
  • Smallest device of its kind makes it easier to wear and for venues to dispense, store and maintain
  • Advanced green battery technology reduces costs of ownership and eliminates the hassle of purchasing, changing, and disposing of alkaline batteries

Product Documents

User Manual

Key Features

  • Experience crystal-clear audio with this Listen Technologies IR receiver for assistive listening.
  • Enjoy up to 8 hours of battery life for uninterrupted use in meetings and presentations.
  • This infrared receiver package includes an intelligent ear phone/neck loop lanyard for convenience.
  • Easily program settings via software and USB for customized listening experiences.
  • Ideal for theaters, classrooms, and conferences needing superior sound quality.
  • Navigate channels effortlessly with the OLED display, showing battery and volume status.

What's in the box:

  • LR-4200-IR Intelligent DSP IR Receiver
  • LA-430 Intelligent Ear Phone/Neck Loop Lanyard
  • LA-401 Universal Ear Speaker
  • Lithium-Ion Battery
  • Quick Start Guide
  • Listen Technologies Lifetime Limited Warranty