Listen Technologies LR-44 IR Lanyard 4-Channel Receiver

ITEM #: LSTN-LR-44 MFG #: LR-44

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LR-44 - Overview

Compatible with the Listen Technologies line as well as other infrared transmitter systems, the LR-44 IR Lanyard 4-channel receiver is designed for comfortable wear and convenient device management. Capable of receiving up to four channels of audio in either mono or stereo, the LR-44 provides listeners with clear, high-performance audio in a compact unit. The LR-44 is compatible with standard AAA alkaline (up to 30 hours of use) and rechargeable NiMH batteries (up to 15 hours of use per charge), giving you a flexible solution for making your assistive listening system available to all who might need it.

Ideal for a range of assistive listening needs, from live theater and houses of worship to courtrooms, language interpretation, secure rooms and more, the LR-44 offers a simple and affordable receiver solution.

  • Features:

    • Crystal-clear reception and audio performance across four (4) channels (mono or stereo)
    • Compact design and adjustable lanyard for comfort and ease of use
    • Ideal for spaces or applications where privacy and security are a concern
    • Works with standard AAA alkaline batteries or the Listen NiMH rechargeable battery pack
    • Auto shutoff feature extends battery life
    • Compatible with the Listen Technologies line of infrared systems as well as other transmitters
     
  • Specifications:

    • Audio
    • Frequency Response: 63 Hz - 15 kHz (+/- 3 dB)
    • Signal-to-Noise Ratio: Mono: > 60 dBStereo: > 52 dB
    • System Distortion: < 2% total harmonic distortion (THD)
    • Audio Output Jacks: 3.5 mm connector unbalanced, mono or stereo headphones
    • Audio Output Power: 20 mW maximum at 32 ohms

      Controls
    • User Controls: Volume, Power, Channel Select
    • Programming: Channel Lock, Auto Seek, Channel Lock-Out, Squelch

      Indicators
    • Unit Power: Indicated by current channel selection LED
    • Channel Selection: Red LED illuminates on the current channel selection

      RF
    • Carrier Frequencies: 2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz
    • Number of Channels: Four (4) selectable channels
    • IR Detectors: Two (2) detectors under front IR lens
    • Sensitivity: One (1) nW/cm2 at 40 db SNR
    • Frequency Accuracy: +/- .005% stability 0 to 50C
    • Squelch: Automatic on loss of RF signal (40 db SNR)

      Power
    • Battery Type: Two (2) AAA alkaline batteries or NiMH battery pack
    • Battery Life: 30 hours alkaline, 15 hours NiMH rechargeable pack (LA-364)
    • Battery Charging Time: Fully Automatic with NiMH battery pack and LA-350 charger

      Physical
    • Width: 4.00 in. (102 mm)
    • Height: 1.80 in. (46 mm)
    • Depth: 1.0 lb. (454 g)
    • Color: Dark Grey with White Silk Screening
    • Unit Weight with Batteries: 2.55 oz. (74 g)
    • Shipping Weight: 1.0 lbs. (0.5 kg)
    • Weight: 1.75 oz. (49 g)

      Environmental
    • Temperature - Operation: 14 F (-10 C) to 104 F (+40 C)
    • Temperature - Storage: -4 F (-20 C) to (122 F)
    • Relative Humidity: 0 to 95% relative humidity, non-condensing

      Compliance
    • Standards: FCC Part 15, Industry Canada, CE
     
  • Item Includes:

    • One (1) LR-44 IR Lanyard 4-Channel Receiver
    • One (1) LA-152 IR Receiver Battery Compartment (Non-Charging)
    • One (1) Quick Reference Card
     
  • GTIN:

    0819267022300
     

LR-44 - Required Accessories

    California Residents:
    WARNING:
    Cancer and Reproductive Harm - www.P65Warnings.ca.gov