Listen Technologies Intelligent DSP IR Receiver

Listen Technologies Intelligent DSP IR Receiver

Listen Technologies Intelligent DSP IR Receiver

B&H # LILR4200IR MFR # LR-4200-IR
In Stock
Order in the next 0:00:00 to ship today

B&H $500 Gift Card Dash

Share for a chance to win a $500 B&H Gift Card!

Share on Twitter

Share a favorite product for chances to win one of eight $500 B&H Gift Cards!
1 new winner announced every Monday starting Nov 5th!
Limit 1 entry per day: Come back every day to increase your chance of winning.

Be sure to mention #BHWishList when you share!

Congrats to our winners so far:

Next winner: Nov 19th

James Z. (Wk 1)

Official Rules


NO PURCHASE IS NECESSARY TO ENTER OR WIN. The B&H $500.00 Gift Card Dash (the "Sweepstakes") is void where prohibited by law and is sponsored by B&H Foto & Electronics Corp., 440 Ninth Avenue, New York, NY 10001 ("Sponsor"). It is not sponsored or endorsed by Facebook or Twitter in any way.

Entry Period/Methods of Entry. The Sweepstakes will run from on or about October 28, 2018 until on or about December 23, 2018 (the "Entry Period"). Entries received outside the Entry Period are void. Enter the Sweepstakes via either one of the following methods. (1) Share any product found on the B&H website (the "Website") on Facebook or Twitter via the dedicated links contained on the website using the hashtag #BHWishlist; or (2) Mail a postcard (postmarked during the Entry Period) containing your name, address, phone number, and email address, and indicate the subject(s), if any, about which you are interested in receiving future emails from B&H (e.g. photo, video, audio, computers, home theater, portable entertainment ) (optional) to: B&H $500.00 Gift Card Dash Sweepstakes, c/o B&H Foto & Electronics Corp., 440 Ninth Avenue, New York, NY 10001 (either option, an "Entry"). Entries must not, in the sole and absolute discretion of the Sponsor, contain obscene, provocative, defamatory, sexually explicit, or otherwise objectionable or inappropriate content. Entries deemed by Sponsor to be inappropriate will be disqualified. Entries owned by a third party, or the use of any trademarks, service marks, logos, brands, or products owned by a third party are not acceptable for entry into the Sweepstakes. Limit 1 entry per person, per day.

Winner Selection/Prizes/Odds. The B&H Social Team will randomly select a winner from among all eligible entries every Monday during the Entry Period, for a total eight (8) winners (each a "Winner"). Each Winner will receive a B&H Gift Card pre-valued in the amount of $500.00. No cash or other substitutions will be offered. Winner selection is in the sole and absolute discretion of the B&H Social Team. Any taxes are the sole responsibility of the winner. Winners will be notified and receive their prize at the email address associated with the account to which their Entry was posted or the email account provided with a mail-in entry. The odds of winning depend on the number of eligible entries received.

Identity of Winners/Eligible Participants. Winners will be identified by the email account associated with the Facebook or Twitter account from which their Entry was submitted or the email account provided with a mail-in entry. An email account holder shall mean the natural person assigned to such email account by the internet access or online service provider or other organization responsible for assigning email addresses for the domain associated with such email account. Any issues regarding the identity of a Winner shall be resolved by Sponsor in its sole discretion. The Sweepstakes is only open to residents of the United States that are at least eighteen (18) years of age on their entry date and is not open to employees of Sponsor, their immediate family, any person domiciled with such employees, or any affiliates or subsidiaries of Sponsor.

Entry Ownership/Entrant Agreements. Entrants retain full ownership and copyrights to their Submission. However, by entering the Sweepstakes entrants grant Sponsor permission to use their Entries for promotional purposes on their respective social media channels with proper credit. Entrants also agree: (a) to be bound by these Official B&H $500.00 Gift Card Dash Sweepstakes Rules; (b) that any claims related to this Sweepstakes shall be resolved individually without resort to any form of class action and that awards, shall be limited to actual out-of-pocket costs incurred in entering the Sweepstakes, and shall not include incidental or consequential damages or attorneys fees; and (c) that any actual or perceived ambiguities in these rules shall be interpreted by Sponsor in their sole discretion.

Limitation of Liability/Sponsor Modification/Cancellation Rights/ Choice of Law/ Venue/ Winners List. Sponsor is not responsible for incomplete entries or for failure to receive entries due to technical failures or human error of any kind. Winners agree that Sponsor will have no responsibility for losses or damage of any kind resulting from the acceptance, possession, or use of the prizes. Except where prohibited, participation in the Sweepstakes constitutes entrant's consent to the publication of his or her name by Sponsor in any media for commercial or promotional purposes without limitation or further compensation subject to Sponsor's respective Privacy Policies. Sponsor may modify or discontinue the Sweepstakes at any time and may disqualify from the Sweepstakes any person it determines, in its sole discretion, to have attempted to or actually tampered with or otherwise abused any aspect of the Sweepstakes. Entrants agree that in the unlikely event a dispute arises in connection with this Sweepstakes, it will be governed by the laws of the State of New York and heard exclusively in a court of applicable jurisdiction in the County and State of New York irrespective of any choice of law provisions to the contrary. To receive names of the winners by U.S. mail, please mail a self-addressed stamped envelope to: B&H Foto & Electronics Corp., Attn: B&H $500.00 Gift Card Dash Sweepstakes, 440 Ninth Avenue, New York, NY 10001. Any Winners List request must be received by B&H within one (1) year of the date the Sweepstakes is conducted.

Let us know how to reach you if you win!

Privacy 100% guaranteed; email address for contact purposes only


Already have a B&H account? Just log in tomorrow to enter again!

$0 VA Sales Tax Collected on This Item
Add to Wish List Item in Wish List

Listen Technologies LR-4200-IR overview

  • 1Description

The Intelligent DSP IR Receiver from Listen Technologies is an iDSP IR receiver with high-sensitivity. The integrated neck loop/lanyard with DSP loop driver, improves the listening experience for T-coil users. A field-replaceable, lithium-ion battery is included with the unit.

The receiver has an OLED display which shows unique channel names, battery status, channel status, volume status, and charge activation. Connect the iDSP neck loop/lanyard or ear phones via two 3.5mm output jacks (receivers can be shared). The micro-USB connection is used with the free iDSP software suite for set up, programming, inventory management, firmware updates, and charging via any standard USB port.

High-sensitivity receiver
Integrated neck loop/lanyard with DSP loop driver improves the listening experience for T-coil users
OLED display which shows unique channel names, battery status, channel status, volume status, and charge activation
Can be worn around the neck, with the belt clip, or concealed in a pocket
Use for single channel applications
UPC: 819267022287
In the Box
Listen Technologies Intelligent DSP IR Receiver
  • Field-Replaceable Lithium-Ion Battery
  • Limited Lifetime Warranty
  • Table of Contents
    • 1Description

    Listen Technologies LR-4200-IR specs

    Frequency Response 63 Hz to 15 kHz (±3 dB)
    Signal to Noise Ratio Mono: >60 dB
    Stereo: >52 dB
    Distortion <2% total harmonic distortion (THD) at 80% deviation
    Audio Output Jacks 2 x 3.5 mm connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 Ohms, accepts mono or stereo phone plug
    User Controls Power on/off and volume up/down
    Set-Up Press and hold up/down volume buttons for 5 seconds to enter channel adjust, use up/down to select channel
    Programming Via software and USB port
    LED Flashes when batteries are low or to indicate charging, solid when fully charged
    Display OLED; channel designation, battery level, unit number, charging status, volume status
    RF Specification
    Carrier Frequency 2.3 MHz, 2.8 MHz, 3.3 MHz, and 3.8 MHz
    Number of Channels 4 x selectable channel
    Frequency Accuracy ± .005% stability 32 to 122°F (0 to 50°C)
    Modulation FM Wideband, ±50 kHz deviation max, 50 uS de-emphasis
    Sensitivity IR: better than 1 nW/cm2 @40 dB SNR
    Squelch IR: programmable in 20 steps, automatic on loss of IR signal
    Power Save Mode IR: turns unit off after a specified time of no IR signal, default is 30 minutes
    Battery Type Lithium-ion
    Battery Life 8 hours of typical use
    Battery Charging Time Fully charged in 2.5 hours
    Power Supply Micro-USB connector, 5 V, 500 mA
    Operating Temperature 14 to 104°F (-10 to 40°C)
    Storage Temperature -4 to 122°F (-20 to 50°C)
    Humidity (Non-condensing) 0 to 95% relative humidity
    Compliance and Approvals
    Standards FCC Part 15, ICS-03, CE, RoHS, WEEE
    Color Flat black
    Dimensions Unit: 3.75 x 2 x 0.64" (9.6 x 5 x 1.7 cm)
    Unit with Belt Clip: 3.75 x 2 x 0.80" (9.6 x 5 x 2.1 cm)
    Weight Unit: 1.9 oz (53.9 g) Unit with Batteries: 2.8 oz (79.4 g)
    Packaging Info
    Package Weight 0.2 lb
    Box Dimensions (LxWxH) 4.3 x 2.4 x 1.1"

    Listen Technologies LR-4200-IR reviews

    Be the first to review this item

    Listen Technologies LR-4200-IR Q&A

    Listen Technologies LR-4200-IR accessories

    See any errors on this page? Let us know.