Listen Technologies LR-4200-216 Intelligent DSP RF Receiver, 216 MHz

SKU: LTLR4200216 MFR: LR-4200-216
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Key Features

  • Experience crystal-clear audio with the LR-4200-216 receiver, perfect for assistive listening.
  • Enjoy up to 8 hours of continuous use with the long-lasting lithium-ion battery for all-day events.
  • Easily program channels via software and USB for customized audio experiences on this receiver.
  • Compact & lightweight design ensures comfortable, all-day use of this Listen Technologies receiver.
  • Exceptional sound quality with <2% distortion ensures clear audio for improved comprehension.
  • Use with LT-800-216-01 & LT-700-216 transmitters for seamless audio integration in any venue.
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Listen Technologies LR-4200-216 Specifications

Audio
  • System Distortion

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

  • Output/s

    Two (2) 3.5 mm (0.14 in.) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm

  • System Frequency Response

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

  • System Signal to Noise Ratio

    SQ enabled 70 dB, SQ disabled 50 dB

Controls

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  • User Controls

    Power, up/down volume

  • Programming

    Via software and USB port

  • Set-up Controls

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

Indicators

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  • LEDs

    White, illuminated when unit is on, flashes when batteries are low or to indicate charging, solid when fully charged

  • Display

    Channel designation, battery level, unit number, charging status

  • Frequency Range

    216.0125 - 216.9875 MHz

  • Number of Channels

    19 wide band, 38 narrow band

  • Sensitivity

    .6uV typical, 1 uV maximum for 12 dB sinad

  • Frequency Accuracy

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

  • Squelch

    Programmable in 20 steps, automatic on loss of RF signal

  • Antenna Type

    Uses ear phone/neck loop lanyard and short ear phone cable or standard earphone cable

  • Power Supply

    Micro USB connector, 5 V, 500 mA

  • Battery Type

    Lithium-ion

  • Battery Life

    8 Hours of continuous use

  • Battery Charging Time

    Fully charged in 2 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, Part 90, Industry Canada, RoHS

Physical

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  • Compatibility

    LT-800-216-01, LT-700-216

  • Color

    Dark Gray

  • 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 2.1cm)

  • Weight

    Without Batteries: 1.6 oz (45.4g)
    With Batteries: 2.4 oz (68.1g)

  • UPC Code

    819267022270

About Listen Technologies LR-4200-216

How does the LR-4200-216 Intelligent DSP RF Receiver, 216 MHz from Listen Technologies stand out This high-quality, durable receiver offers unparalleled audio clarity and the best range and reception in the 216 MHz band. As the smallest device in its category, it provides a compact, user-friendly solution that doesn't compromise on performance.

Part of our innovative Intelligent Digital Signal Processing (iDSP) line, the LR-4200-216 features an integrated neck loop/lanyard that's comfortable and easy to wear. The DSP loop driver enhances the listening experience for users with T-coil-equipped hearing aids. The dual 3.5mm output jacks also make it possible for multiple users to share the receiver, making it a reliable choice for group settings.

The LR-4200-216 is equipped with a micro USB connection, allowing venues to easily charge and update the units with free iDSP software via any standard USB port. Its advanced Lithium-ion rechargeable batteries provide long-lasting power, making it ideal for extended speaking sessions, presentations, and more.

The integrated OLED display provides clear visibility of charge status, channel information, and volume level. This makes the LR-4200-216 an excellent receiver choice for a variety of venues, from lecture halls and conferences to classrooms, looking to offer convenient, reliable assistive listening.

The RF receiver is capable of receiving on 57 wide and narrow band channels, tuning to a single channel that cannot be changed by the user. It boasts a signal-to-noise ratio of 70 dB or greater and an audio frequency response of 50 Hz - 15 kHz ( +/-3 dB). The device employs unique DSP SQ noise reduction technology and a programmable squelch circuit.

The LR-4200-216 also features a multi-functional display that indicates battery status, inventory number, and channel. It can be worn on a lanyard or belt clip, and the lanyard has the option of an integrated neck loop. The device incorporates automatic battery charging circuitry and uses a non-proprietary lithium-ion battery, with additional charging contacts for multiple charging options.

In conclusion, the Listen LR-4200-216 is a versatile, innovative, and reliable choice for any venue looking to enhance their audio experience.

Listen Technologies LR-4200-216 Features

  • High performance RF receiver offering best-in-class sensitivity and 20dB less noise than other devices
  • Integrated neck loop/lanyard with DSP loop driver for an enhanced T-coil listening experience
  • Smallest device of its kind makes it easier to wear and use and for venues to dispense, store and maintain
  • OLED display showing channels, battery status, channel status, volume level, and more
  • Lanyard and belt clip options offer convenient and discreet choices for the end user
  • Advanced rechargeable battery technology eliminates the costs and hassles associated with frequent battery replacement
  • Designed for single-channel applications

Product Documents

User Manual

Key Features

  • Experience crystal-clear audio with the LR-4200-216 receiver, perfect for assistive listening.
  • Enjoy up to 8 hours of continuous use with the long-lasting lithium-ion battery for all-day events.
  • Easily program channels via software and USB for customized audio experiences on this receiver.
  • Compact & lightweight design ensures comfortable, all-day use of this Listen Technologies receiver.
  • Exceptional sound quality with <2% distortion ensures clear audio for improved comprehension.
  • Use with LT-800-216-01 & LT-700-216 transmitters for seamless audio integration in any venue.

What's in the box:

  • LR-4200-216 Intelligent DSP RF Receiver (216 MHz)
  • Quick Start Guide
  • Lithium-Ion Battery
  • Listen Technologies Lifetime Limited Warranty