Listen Technologies LP-41-IR Intelligent DSP IR Receiver, 12x LR-4200-IR Receiver, LA-381 Charging Tray

SKU: LTLP41IR01 MFR: LP-41-IR-01
Earn VIP Reward Points

Key Features

  • Crystal-clear audio: Experience superior sound quality with <2% total harmonic distortion.
  • IR receiver kit: Perfect for assistive listening in theaters, classrooms, and more.
  • Long battery life: Enjoy up to 8 hours of continuous use on a single charge.
  • Easy channel selection: Quickly switch between four channels for optimal listening.
  • Universal compatibility: Works seamlessly with various Listen Technologies accessories.
  • Simple charging: Keep your devices ready with the included intelligent charging tray.
See More Product Details
Special Order?Estimated to Ship: 08/18/2025
Free Shipping

See Options

1

Protect your gear with Adorama Protect.* Learn more

2 Year

$499.99

3 Year

$649.99

5 Year

$949.99

Available to U.S. customers only.

Need help? Ask our experts.

Overview
Compare
Specs
Protection
Q&A

Questions & Answers

Reviews about this item

Review Summary

Select a plan in the Add Protection section above and purchase with this product by clicking “Add to Cart”.

image-protection

TRUSTED PROTECTION PLANS, EXCEPTIONAL SERVICE.

Invest In Your Gear and Peace Of Mind!

Accidents happen. Protect your favorite Adorama products and purchase a protection plan to stay covered from accidental damage, mechanical or electrical failures, 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!

Failure Protection

Failure Protection

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

Zero Deductible

Zero Deductible

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

Customer-Focused Support

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 international or U.S. territories purchases. Plans on open box items do not cover pre-existing damage.
Adorama Protect plans are available for ABS clients. If you have any questions or require assistanse, please call 800-223-2500

Listen Technologies LP-41-IR Specifications

Audio
  • System Distortion

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

  • Audio Output Jacks

    Two (2) 0.14" (3.5mm) 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

Jump to...
  • 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

Jump to...
  • 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/sq cm @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

Jump to...
  • 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

Jump to...
  • Standards

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

Physical

Jump to...
  • 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)

About Listen Technologies LP-41-IR

The LP-41-IR receiver pack gives you a convenient way to purchase all of the equipment needed to begin offering IR assistive listening or expand your existing system to accommodate more clients and customers. Each pack includes twelve (12) LR-4200-IR iDSP units and one LA-381 Intelligent 12-unit charging tray.

Each LR-4200-IR receiver offers industry-leading range and sensitivity, providing listeners with a stronger, more reliable signal than any other device of its kind. iDSP devices from Listen Technologies are also the smallest IR receiver devices available, making them easier and more comfortable for end users while also simplifying the task of storing, managing, and dispensing them.

All twelve receivers feature an OLED display for clearly communicating the channel name and status, battery charge level, and volume level. They also feature a micro USB connection for easy setup, programming, and firmware updates.

The LA-381 drop-in charging/dispensing station for the Listen iDSP receivers provides a convenient way to charge, store, dispense, and collect ListenIR receivers. The tray accommodates all twelve (12) receivers, providing plenty of storage and charging capacity for the included receivers units.

The complete package includes receivers, neck loops/lanyards, universal ear speakers, and the charging tray, providing you with everything you need to offer industry-leading IR assistive listening to your customers, clients, visitors, and more.

Listen Technologies LP-41-IR Features

  • Complete 12-unit receiver pack with charging tray gives venues, businesses, and more an easy way to upgrade an existing IR assistive listening systems or expand an IR iDSP System
  • High-performance LR-4200-IR receivers offer best-in-class range, clarity, and sensitivity
  • Ideal for starting or expanding an IR assistive listening system in your business or venue
  • Integrated neck loops/lanyards with DSP loop driver improve the listening experience for T-coil users
  • Drop-in tray charges and stores all twelve (12) ListenIR iDSP personal listening receivers
  • Wall, drawer, rack, and tabletop mounting options allow for convenient installation and easy access
  • Tension locking charge slots ensure a secure fit and effective charging

Product Documents

User Manual

Key Features

  • Crystal-clear audio: Experience superior sound quality with <2% total harmonic distortion.
  • IR receiver kit: Perfect for assistive listening in theaters, classrooms, and more.
  • Long battery life: Enjoy up to 8 hours of continuous use on a single charge.
  • Easy channel selection: Quickly switch between four channels for optimal listening.
  • Universal compatibility: Works seamlessly with various Listen Technologies accessories.
  • Simple charging: Keep your devices ready with the included intelligent charging tray.

What's in the box:

  • 12x LR-4200-IR Intelligent DSP IR Receiver
  • 12x LA-430 Intelligent Ear Phone/Neck Loop Lanyard
  • 12x LA-401 Universal Ear Speaker
  • 12x Non-Proprietary Field Replaceable Lithium-ion Battery
  • LA-381 Intelligent 12-Unit Charging Tray
  • Quick Start Guide
  • Listen Technologies Lifetime Limited Waranty