Listen Technologies Intelligent DSP IR Receiver

BH #LILR4200IR • MFR #LR-4200-IR
Listen Technologies Intelligent DSP IR Receiver
Key Features
  • For Infrared Assisted Listening Systems
  • Use with LT-84/LA-141 or LT-82/LA-140
  • 2 x 3.5mm Output Jack for Headphones
  • Can Be Used with LA-430 T-Coil Lanyard
The Listen Technologies Intelligent DSP IR Receiver is for use with the company's infrared assisted listening systems. The unit features two 3.5mm stereo output jacks that can drive two pairs of headphones or a single LA-430 lanyard for T-coil users (both available separately). The result is a convenient listening experience in small-to-medium places where it's difficult to hear—including theaters, boardrooms, classrooms, courtrooms, houses of worship, and more.
Special Order
Expected availability: 7-10 business days
$199.00
$34/mo. suggested payments
with 6 Mos. Promo Financing* 

Important Notice

  • This item is noncancelable and nonreturnable.
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Listen Technologies LR-4200-IR Overview

The Listen Technologies Intelligent DSP IR Receiver is for use with the company's infrared assisted listening systems. The unit features two 3.5mm stereo output jacks that can drive two pairs of headphones or a single LA-430 lanyard for T-coil users (both available separately). The result is a convenient listening experience in small-to-medium places where it's difficult to hear—including theaters, boardrooms, classrooms, courtrooms, houses of worship, and more.

The receiver has an OLED display that shows unique channel names, battery status, channel status, volume status, and charge activation. 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. A field-replaceable, lithium-ion battery is included with the unit that powers it for up to 8 hours.

High-sensitivity infrared receiver for assisted listening systems
Use with LA-430 neck loop/lanyard (available separately) with DSP loop driver to improve the listening experience for T-coil users
OLED display shows unique channel names, battery status, channel status, volume status, and charge activation
Can be worn around the neck, with the included belt clip, or concealed in a pocket
Use for single-channel applications
UPC: 819267022287

Listen Technologies LR-4200-IR Specs

Audio
Frequency Response63 Hz to 15 kHz (±3 dB)
Signal to Noise RatioMono: >60 dB
Stereo: >52 dB
Distortion<2% Total Harmonic Distortion (THD) at 80% Deviation
Audio Output Jacks2 x 1/8" / 3.5 mm Female, Unbalanced
Nominal Output Level: 0 dBu
Maximum Output Power: 16 mW
Impedance: 32 Ohms
Accepts Mono or Stereo Phone Plug
Controls
User ControlsPower On/Off and Volume Up/Down
Set-UpPress and Hold Up/Down Volume Buttons for 5 Seconds to Enter Channel Adjust, Use Up/Down to Select Channel
ProgrammingVia Software and USB Port
Indicators
LEDFlashes when Batteries Are Low/Charging, Solid when Fully Charged
DisplayOLED
Shows: Channel Designation, Battery Level, Unit Number, Charging Status, Volume Status
RF Specification
Carrier Frequency2.3 MHz, 2.8 MHz, 3.3 MHz, and 3.8 MHz
Number of Channels4 x Selectable Channels
Frequency Accuracy±.005% Stability (32 to 122°F / 0 to 50°C)
ModulationFM Wideband, ±50 kHz Deviation Max, 50 uS De-Emphasis
Specifications
SensitivityIR: Better than 1 nW/cm2 @ 40 dB SNR
SquelchIR: Programmable in 20 Steps, Automatic on Loss of IR Signal
Power Save ModeIR: Turns Unit Off After a Specified Time of No IR Signal, Default Is 30 Minutes
Power
Battery TypeLithium-Ion
Battery Life8 Hours of Typical Use
Battery Charging Time2.5 Hours
Power SupplyMicro-USB Connector, 5 V, 500 mA
Environmental
Operating Temperature14 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
StandardsFCC Part 15, ICS-03, CE, RoHS, WEEE
Physical
ColorFlat Black
DimensionsUnit: 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
WeightUnit: 1.9 oz / 53.9 g
Unit with Batteries: 2.8 oz / 79.4 g
Packaging Info
Package Weight0.22 lb
Box Dimensions (LxWxH)4.3 x 2.3 x 1.3"
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