Listen Technologies ListenTALK Portable ADA Kit 2, Includes LK-1 ListenTALK Transceiver, LKR-11 ListenTALK Receiver Pro, LA-483 Soft Shell Case 4

SKU: LTLKS8A1 MFR: LKS-8-A1
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Key Features

  • Crystal-clear audio: Experience exceptional sound quality with ListenTALK portable ADA kit 2.
  • Ensure ADA compliance: This assistive listening system supports accessibility requirements.
  • Portable & convenient: Includes a soft shell case for easy transport of your audio solutions.
  • All-in-one solution: Complete with transceiver, receivers, headsets, and charging accessories.
  • Long battery life: Enjoy up to 12 hours of continuous use with the rechargeable batteries.
  • Versatile connectivity: Connect various devices with the universal ear speaker and neck loop.
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Special Order?Estimated to Ship: 08/13/2025
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Listen Technologies ADA Kit 2 Specifications

Transceiver: Audio

Transceiver: Audio

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  • Headphone Output

    Speaker Load- 16 - 32 ohm load
    Max Output Power- 67 mW, 16 ohm load, Threshold of Clipping
    Side Tone- Adjustable

  • Microphone Input

    Compatibility- Electret, external bias
    Bias- 3 volt, 2 mA Current Maximum
    Sensitivity Requirement -28 to - 50 dBV/Pa

  • Internal Microphone

    Switching- Auto detect on jack insertion or Manual
    Maximum Input Level- 109 DBSPL
    Gain- Adjustable, 30 dB range

  • System

    Frequency Response- 40 Hz to 15 kHz +/- 3dB, 22kHz low pass filter
    SNR- 70 dB, A- weighted, Threshold of Clipping
    THD- 0.5% @ 1kHz, 22kHz low pass enabled

Transceiver: Radio

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  • Operating Frequency

    1920 to 1930 MHz - North America

  • Average Power

    4 mW - North America

  • Typical Range

    Indoor 100 m, Outdoor 200 m, depending upon conditions - North America, Japan

  • Modulation

    GFSK - FHSS
    TDD/TDMA/DCA

  • Security

    Subscription- 40 bit (Pin Free)
    Authentication- 32 bit
    Encryption- 64 bit

  • NFC Frequency

    13.56 MHz (Near Field Communications)

Transceiver: Power and Battery Mgmt.

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  • Battery Type

    Lithium - ion, rechargeable non-proprietary removable, 1200 mAh
    Optional- 3 AAA Battery Compartment

  • Typical Operating Time

    Li-ion- Participant- 12 Hours
    AAA - Participant Mode - 7 Hours
    Li-ion - Leader Mode - 7 hours
    AAA - Leader Mode - 4 hours

  • Typical Charge time

    4 Hours

  • Power Save Modes

    Power down on loss of signal
    Power down on disconnection of headset (1 min)
    Power down on charging

Transceiver: Environmental

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  • Temperature

    Operation: 14 to 104 Degree F (-10 to 40 Degree C)
    Storage: -4 to 122 Degree F (-20 to 50 Degree C)

  • Relative Humidity

    0 to 95% relative humidity, non-condensing

Transceiver: Compliance

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  • Standards

    FCC part 15, ICS-03, CE, RCM, MIC, RoHS, WEEE

Transceiver: Physical

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  • Color

    Black, Chrome Buttons

  • Enclosure material

    PC ABS Plastic

  • Compatibility

    Docking Station 4
    Docking Station 16
    Docking Station Case 16
    4-Port USB Charger
    Headset 6 (Protective Ear Buds w/Mic)

  • Indicators

    Display- 64 x 128 OLED, Variable brightness
    LED- RED/White multifunction (Mute, Charge Status)

  • User Controls

    Volume up, Volume Down, Talk, Power/Status, Talk Modes, Pairing

  • Programming

    Via software and USB port on unit or via software and USB port on Docking Station

  • Connections

    Headset- 3.5mm TRRS, CTIA complaint
    USB- Micro USB, Control and Charging
    Charger- 4 Contact, Control and Charging

  • Dimensions (H x W x D)

    With Belt Clip: 3.93 x 2.13 W x 0.93" (10 x 5.4 x 2.4cm)
    Without Belt Clip: 3.93 x 2.13 W x 0.63" (10 x 5.4 x 1.6cm)

  • Weight

    2.79 oz (79g)

Receiver Pro: Audio

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  • Headphone Output

    Speaker Load- 16 - 32 ohm load
    Max Output Power- 67 mW, 16 ohm load, Threshold of Clipping

  • System

    Frequency Response- 40 Hz to 15 kHz +/- 3dB, 22kHz low pass filter
    SNR- 70 dB, A- weighted, Threshold of Clipping
    THD- 0.5% @ 1kHz, 22kHz low pass enabled

Receiver Pro: Radio

Jump to...
  • Operating Frequency

    1920 to 1930 MHz - North America

  • Typical Range

    Indoor 100 m, Outdoor 200 m, depending upon conditions - North America

  • Modulation

    GFSK - FHSS
    TDD/TDMA/DCA

  • Security

    Subscription- 40 bit (Pin Free)
    Authentication- 32 bit
    Encryption- 64 bit

  • NFC Frequency

    13.56 MHz (Near Field Communications)

Receiver Pro: Power and Battery Mgmt.

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  • Battery Type

    Lithium - ion, rechargeable non-proprietary removable, 1200 mAh
    Optional- 3 AAA Battery Compartment

  • Typical Operating Time

    Li-ion - 12 Hours
    AAA - 7 Hours

  • Typical Charge time

    4 Hours

  • Power Save Modes

    Power down on loss of signal
    Power down on disconnection of headphone (1 min)
    Power down on charging

Receiver Pro: Environmental

Jump to...
  • Temperature

    Operation: 14 to 104 Degree F (-10 to 40 Degree C)
    Storage: -4 to 122 Degree F (-20 to 50 Degree C)

  • Relative Humidity

    0 to 95% relative humidity, non-condensing

Receiver Pro: Compliance

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  • Standards

    FCC part 15, ICS-03, CE, RCM, MIC, RoHS, WEEE

Receiver Pro: Physical

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  • Color

    Black, Chrome Buttons

  • Enclosure material

    PC ABS Plastic

  • Compatibility

    Docking Station 4
    Docking Station 16
    Docking Station Case 16
    4-Port USB Charger
    Neck Loop
    Universal Ear Speaker
    Universal Stereo Headphones
    Universal Behind-the-Head Stereo Headphones
    Universal Single Ear Bud
    Universal Stereo Ear Buds
    Protective Ear Buds

  • Indicators

    Display- 64 x 128 OLED, Variable brightness
    LED- RED/White multifunction (Mute, Charge Status)

  • User Controls

    Volume up, Volume Down, Power/Status

  • Programming

    Via software and USB port on unit or via software and USB port on Docking Station

  • Connections

    Headset- 3.5mm TRRS, CTIA complaint
    USB- Micro USB, Control and Charging
    Charger- 4 Contact, Control and Charging

  • Dimensions (H x W x D)

    With Belt Clip: 3.93 x 2.13 W x 0.93" (10 x 5.4 x 2.4cm)
    Without Belt Clip: 3.93 x 2.13 W x 0.63" (10 x 5.4 x 1.6cm)

  • Weight

    2.79 oz (79g)

Headset 1

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  • Connections/s

    Male 3.5 mm (TRRS), CTIA complaint

  • Microphone

    Element: Electret
    Polar Pattern: Omnidirectional
    Impedance: 2.2 kOhms typical
    Sensitivity: -40 dBV/Pa @ 1 kHz
    Bandwidth: 100 Hz - 10 kHz
    Bias: 1 - 10 VDC

  • Headphone

    Impedance: 32 Ohms
    Bandwidth: 300 Hz - 10 kHz

  • Standards

    RoHS

  • Color

    Black

  • Cable Length

    41" (104cm)

  • Weight

    0.93 oz (27g)

Universal Ear Speaker

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  • Frequency Response

    20 Hz - 20 kHz

  • Impedance

    32 ohm +/- 15% @ 1 kHz

  • Input Sensitivity

    115 dB +/- 4dB @ 1 kHz, 1 mW

  • Power Input

    Rated: 50 mW
    Max: 100 mW

  • Connector/s

    Male 3.5 mm (TRS)

  • Standards

    RoHS

  • Color

    Dark Gray

  • Compatibility

    Portable Digital RF Receiver (72 MHz)
    IR Lanyard 4-Channel Receiver
    Standard 3-Channel RF Receiver (72 MHz)
    Portable Display RF Receiver (72 MHz)
    Intelligent DSP IR Receiver
    Advanced Intelligent DSP IR Receiver

  • Cable Length

    13" (33cm), extension cable is 28" (71cm)

  • Weight

    0.40 oz (11g)

Neck Loop

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  • Frequency Response

    20 Hz - 20 kHz

  • Impedance

    12 ohm +/- 15% @ 1 kHz

  • Headset Input Sensitivity

    110 dB +/- 4dB @ 1 kHz, 1 mW

  • Power Input

    Rated: 75 mW
    max: 2 W

  • Magnetic Field Strength

    100 mA/m 6 inches above loop at 85microW 1kHz input (IEC 60118-4)

  • Connectors

    3.5 mm Stereo

  • Loop Cable Length

    33" (84cm)

  • Safety

    RoHS

  • Standards

    IEC 60118-4

  • Color

    Dark Gray

  • Compatibility

    Portable Digital RF Receiver (72 MHz)
    IR Lanyard 4-Channel Receiver
    Standard 3-Channel RF Receiver (72 MHz)
    Portable Display RF Receiver (72 MHz)

  • Cable Length

    22" (55cm)

  • Dimensions (H x W x D)

    1.44 x 1.10 x 0.59" (35 x 28 x 15mm)

  • Weight

    1.65 oz (47g)

USB Charger

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  • Power Supply

    Input: 100-240 V, 50-60 Hz, 0.5 A
    Output: 5.0 VDC, 4.2 A

  • Standards

    UL, FCC, RoHS

  • Color

    Black

  • Compatibility

    USB to Micro USB Cable

  • Cable Length

    36" (92cm)

  • Cable Type

    4 - USB to Micro USB Cables (LA-422)

  • Dimensions (H x W x D)

    2.44 x 2.90 x 1.13" (62 x 74 x 29mm)

  • Weight

    7.80 oz (221g)

Soft Shell Case 4

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  • Color

    Black

  • Dimensions (H x W x D)

    13.13 x 8.88 x 2.63" (33.4 x 22.6 x 6.7cm)

  • Capacity

    4 Units

  • Weight

    1 lb (0.46kg)

Signage Kit

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  • Compatibility

    Stationary RF Transmitter (72 MHz)
    Stationary 3-Channel RF Transmitter (72 MHz)
    ListenIR 1-Channel Transmitter
    Portable Display RF Transmitter (72 MHz)
    Portable Display RF Transmitter (216 MHz)

  • Dimensions

    Hard Plaque: 7 x 10" (178 x 254mm)
    Soft Cling: 7 x 10" (178 x 254mm)

  • Weight

    6 oz (170g)

About Listen Technologies ADA Kit 2

It's time to elevate your listening experience with the ListenTALK Portable ADA Kit 2. This comprehensive kit is designed to offer a complete assistive listening solution, making it ideal for various environments such as classrooms, conferences, boardrooms, and houses of worship.

The kit includes the LK-1 ListenTALK Transceiver, a revolutionary device that sets a new standard for two-way mobile communications. With Listen Technologies' exclusive encryption technology and push-to-talk functionality, this all-in-one device ensures fast, simple, and secure communication. It's compatible with standard earbuds and Listen Technologies headsets, and is powered by long-lasting lithium-ion rechargeable batteries.

Also included is the LKR-11 ListenTALK Receiver Pro, a one-way device designed for those who only need to listen to group conversations. It boasts an ergonomic design, encryption technology for added security, and easy-to-use volume control. The OLED display provides quick visible status, making it the simplest option for one-way communication in any environment.

The kit also comes with the LA-451 Headset 1 (Ear Speaker w/Boom Mic), offering exceptional audio clarity and a lightweight solution for staying connected. The LA-401 Universal Ear Speaker, with its comfortable, over-the-ear design, offers high-quality audio performance and freedom of movement.

The LA-166 Neck Loop provides a reliable and effective way for listeners with telecoil-equipped hearing aids and cochlear implants to utilize the assistive listening system. The LA-423 4-Port USB Charger offers an easy way to simultaneously charge up to four Listen iDSP products.

The kit is completed with the LA-483 Soft Shell Case 4, which holds up to 4 LK-1 Transceivers or iDSP Receivers, one 4-Port USB Charger, lanyards, ear speakers, and USB cables. The LA-304 Assistive Listening Notification Signage Kit helps you achieve compliance with assistive listening regulations while also ensuring that visitors know about your system's availability.

The ListenTALK Portable ADA Kit 2 is a portable, high-quality, durable, innovative, and user-friendly solution from Listen Technologies, a reputable brand known for providing high-quality assistive listening devices. It's a comprehensive solution for individuals with hearing impairments, designed to enhance communication and collaboration in any environment.

Listen Technologies ADA Kit 2 Features

  • Takes less than a minute to set up and use
  • Simple user interface (no channel surfing)
  • Easily portable in a small, compact case

Product Documents

User Manual

Key Features

  • Crystal-clear audio: Experience exceptional sound quality with ListenTALK portable ADA kit 2.
  • Ensure ADA compliance: This assistive listening system supports accessibility requirements.
  • Portable & convenient: Includes a soft shell case for easy transport of your audio solutions.
  • All-in-one solution: Complete with transceiver, receivers, headsets, and charging accessories.
  • Long battery life: Enjoy up to 12 hours of continuous use with the rechargeable batteries.
  • Versatile connectivity: Connect various devices with the universal ear speaker and neck loop.

What's in the box:

  • LK-1 ListenTALK Transceiver
  • 3x LKR-11 ListenTALK Receiver Pro
  • 4x LA-365 Rechargeable Li-ion Battery
  • LA-451 Headset 1 (Ear Speaker w/Boom Mic)
  • 4x LA-401 Universal Ear Speaker
  • 4x LA-434 Earphone Extension Cable
  • 4x LA-445-BK Breakaway Lanyard
  • 2x LA-166 Neck Loop
  • LA-423-01 4-Port USB Charger
  • 4x LA-422 USB to Micro USB Cable
  • LA-483 Soft Shell Case 4
  • Hard Plaque
  • Static Cling Window Sticker
  • Listen Technologies 5 Year Limited Warranty