Listen Technologies Wi-Fi/IR Advanced System, Includes LW-100P-02 Listen Everywhere 2-Channel Server with Power Supply, LT-84 ListenIR 2-Channel Transmitter/Radiator Combo, LA-344 Flexible Mounting Hardware

SKU: LTLCS12201 MFR: LCS-122-01
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Key Features

  • Advanced Wi-Fi/IR system ensures crystal-clear audio for all attendees, enhancing the experience.
  • Enjoy universal power for global use; the assistive listening system adapts to any venue's needs.
  • This assistive listening system is ideal for theaters, classrooms, and conference rooms, providing accessibility.
  • The ListenIR transmitter/radiator combo delivers superior sound coverage up to 30,000 square feet.
  • Includes ear speakers & loop lanyards for discreet, comfortable assistive listening for everyone.
  • Manage audio easily with the LW-100P-02 server, supporting 1000 users on 2 channels for presentations.
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Special Order?Estimated to Ship: 08/20/2025
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Listen Technologies Wi-Fi/RF Advanced System Specifications

Included

Included

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  • Additional Included Items

    Barrel to Barrel Cable (6")
    LPT-A107-B Dual RCA to Dual RCA Cable (6.6')
    2x LR-4200-IR Intelligent DSP IR Receiver
    2x LA-401 Universal Ear Speaker
    2x LA-434 Earphone Extension Cable
    2x LA-430 Intelligent Ear Phone/Neck Loop Lanyard
    LA-423 4-Port USB Charger
    4x LA-422 USB to Micro USB Cable

LW-100P-02 Server

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  • Audio Inputs

    Terminal Block: Two analog inputs, rear panel, one terminal block connector per input, balanced, +4 dBu (line) nominal input level, +16 dBu maximum input level, impedance 100k ohm

    RCA: Two analog inputs, rear panel, one dual summing RCA connector per input, unbalanced, -10 dBu (line) nominal input level, +2 dBu maximum input level, impedance 100k ohm

  • Ethernet

    RJ-45 supports 10/100/1000 Mbps speed. Green LED flashes at 100 Mbps, Yellow LED flashes at 1000 Mbps.

  • USB

    Type A 2.0 (female)

  • Connector

    5 VDC Barrel

  • Input Voltage

    100-240 VAC, 50-60Hz

  • Output Voltage

    5 VDC

  • Current

    6.0 A

  • Power

    30 W

  • Countries

    North American, UK, EU, AUS

  • IP Address

    DHCP, Static, Reserved

  • Prioritization

    QoS/ToS

  • Users

    1000 (per server)

  • Max Channels

    2 mono (1 stereo)

  • WAP Support

    802.11n or better w/ WMM enabled

  • Supported WAP Frequencies

    2.4 GHz & 5 GHz

  • Bandwidth Use

    Approx. 140 kbps per user

  • App Support

    iOS/Android

  • Cloud Service

    Yes

  • Regulatory

    FCC, CE, RoHS

  • Dimensions (H x W x D)

    1.77 x 6.69 x 3.94" (45 x 170 x 100mm)

  • Weight

    20.8 oz (590g)

LW-202 LE Venue Awareness Kit

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  • Compatibility

    LW-100P-02/LW-200P-04/LW-200P-08/LW-200P-12/LW-200P-16/MX5-1/MX3-4/MX3-8/MX3-12/MX3-16

LT-84 Transmitter/Radiator

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  • Frequency Response

    20 Hz - 20 kHz (+/- 1 dB) Line Input63 Hz - 15 kHz (+/- 3 dB) System Specification (wireless end-to-end with LR-44)

  • Signal-to-Noise Ratio

    > 70 dB (SNR) Line Input> 60 dB (SNR) System Specification (wireless end-to-end with LR-44)

  • Microphone Input

    Two (2) 3.5 mm (0.14 in.) Tip/Sleeve connector, -30 dBu nominal input, +14 dB headroom, impedance 4.4k Ohms, 5 VDC bias supply

  • Total Harmonic Distortion

    < 0.1% (THD) Line Input< 2% (THD) System Specification (wireless end-to-end with LR-44)

  • Unbalanced Line Input

    Stereo/Mono Input. Two (2) Dual (RCA) Phono connectors, unbalanced, -10 dBu nominal input, +14 dB headroom, impedance 10k Ohms

  • Balanced Line Input

    Mono Input. Two (2) Phoenix Type connector, balanced, + 4 dBu nominal input, +14 dB headroom, impedance 100k Ohms

  • Power Switch

    Three (3) position switch - Power OFF, Power ON-Indicator Lights OFF, Power ON-Indicator Lights ON

  • Carrier Frequency Selection

    Two (2), four (4) position rotary switches (2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz)

  • Level Control Knob

    Two (2) audio taper rotary potentiometer, counter-clockwise decreases input mix level, clockwise increases input mix level

  • Power Supply LED

    Green LED on in-line power supply indicates AC power is applied

  • Audio Level Indicators

    Two (2) Green LEDs, two (2) Red LEDs, Green LED indicates Audio presence and Red LED indicates peaks in the audio

  • RJ-45 Amber LED

    Solid Amber indicates carrier is present and IR is being transmitted

  • RJ-45 Green LED

    Solid Green indicates power is applied to unit, flashing indicates unit has entered power save mode

  • Carrier Frequencies

    2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz, Selectable

  • Number of Channels

    Two (2) channels, Selectable carrier frequency

  • Frequency Accuracy

    +/- .005% stability 0 to 50 Degree C

  • Transmitter Stability

    50 PPM

  • Modulation

    FM Wideband, +/-50kHz deviation max, 50 ?S pre-emphasis

  • Power Save Mode

    Carrier will shut off when no audio is present for 15 minutes on both channels to preserve radiator life

  • Expansion Link Output

    Two (2) RJ-45 connectors - Provides RF Signal and Power, CAT-5e cable 24 AWG, 100 ft. maximum cable length, two (2) LA-141s per output connector

  • Coverage Area

    2,787 sq m (30,000 ft 2) single channel with LR-4200-IR/LR-5200-IR receivers or 697 sq m (7,500 ft 2) single channel with LR-42/LR-44 receivers

  • IR Emitter Power

    1.49 W

  • Power Supply Input

    100-240 VAC, 50-60 Hz

  • Power Supply Output

    12 VDC, 4 A, 48 W

  • Power Supply Connector

    0.02" (5mm) OD, 0.01" (2.5mm) ID, barrel type

  • Power Output

    Two (2) RJ-45 connectors. providing Power and RF signal for up to two (2) LA-141 expansion radiators on each output

  • Power Supply Type

    In-line switching mode power supply, Listen part number LA-210

  • Power Supply Line Cord

    IEC line cord, North America Type B (LT-84-01), Asia and UK Type G (LT-84-02), Euro Type C (LT-84-03), Australia Type I (LT-84-04)

  • Temperature

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

  • Relative Humidity

    0 to 95% relative humidity, non-condensing

  • Standards

    FCC part 15, ICS-03, CE, UL, CUL, C-Tick, CCC, PSE, KC, GS, RoHS, WEEE

  • Power Supply Compliance Marks

    CUL, UL, CE, CCC, C-Tick, KC, PSE, GS, FCC, RoHS

  • Color

    Black with White Silk Screening

  • Compatibility

    LR-42/LR-44/LPT-A117/LA-141/LR-4200-IR/LR-5200-IR/LR-4200-IR-P1/LR-5200-IR-P1/LP-40-IR-01/LP-41-IR/LP-50-IR/LP-51-IR

  • Mounting

    Can be mounted on a wall, ceiling, or table with provided hardware (screws and hollow wall anchors not provided). Optional LA-347 Wall Box Mounting Plate is available for mounting to a standard single gang electrical box.

  • Dimensions (H x W x D)

    1.5 x 10.7 x 4.1" (3.81 x 27.2 x 10.5cm)

  • Weight

    12.8 oz (400g)
    with Power Supply: 28.8 lb (800g)

LPT-A117 Power Supply Kit

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  • Color

    Black

  • Compatibility

    LT-84

  • Adapter Connections

    DC plug type, .2 in (5.5 mm) OD, center positive and RJ45

  • Weight

    1 lb (454g)

LPT-A107-B RCA Cable

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  • Connectors

    Dual RCA (male) to Dual RCA (male)

  • Cable Length

    6.6' (2m)

  • Weight

    1.75 oz (49g)

LR-4200-IR Receiver

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  • System Distortion

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

  • Audio Output Jacks

    Two (2) 3.5 mm (0.14 in.) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm, accepts mono or stereo phone plug or LA-430 Intelligent Ear Phone/Neck Loop Lanyard

  • System Frequency Response

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

  • System Signal to Noise Ratio

    > 60 dB

  • User Controls

    Power on/off and volume up/down

  • Programming

    Via software and USB port, Auto Seek, Jack Sense, Squelch, Auto Power, Auto Off, Stereo, Brightness, Channel Name

  • Set-up Controls

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

  • Display

    OLED - Channel designation, battery level, unit number, charging status, volume status

  • LED

    Flashes when batteries are low or to indicate charging, solid when fully charged

  • Carrier Frequencies

    2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz

  • Number of Channels

    Four (4) selectable channels

  • Frequency Accuracy

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

  • Modulation

    FM Wideband, +/-50 kHz deviation max, 50 uS de-emphasis

  • Coverage Area

    30,000 ft 2 (2787 sq m) single channel with LT-84/LA-141 or 40,000 ft 2 (3716 sq m) single channel with LT-82/LA-140

  • Squelch

    Programmable in 20 steps, automatic on loss of IR signal

  • Power Save Mode

    Turns unit off after a specified time of no IR signal, default is 30 minutes

  • Sensitivity

    Better than one (1) nW/cm2 @40 dB SNR

  • Power Supply

    Micro USB connector, 5 V, 500 mA

  • Battery Type

    Lithium Ion

  • Battery Life

    8 Hours of typical use

  • Battery Charging Time

    Fully charged in 2.5 Hours

  • Temperature

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

  • Relative Humidity

    0 to 95% relative humidity, non-condensing

  • Standards

    FCC Part 15, ICS-03, CE, RoHS, WEEE, ADA 706, CBC 11B-706

  • Color

    Flat Black

  • Compatibility

    LA-140/LT-82/LA-365/LA-401/LA-381/LA-405/LA-404/LA-403/LA-402/LA-380/LA-430/LT-84/LA-141/LA-382

  • Requirements

    LA-381/LA-380/LA-423/LA-422/LA-421

  • Dimensions (H x W x D)

    3.75 x 2.00 x 0.64" (9.6 x 5 x 1.7cm)
    With Belt Clip: 3.75 x 2.00 x 0.8" (9.6 x 5.0 x 2.1cm)

  • Weight

    1.9 oz (53.9g)
    with Batteries: 2.8 oz (79.4g)

LA-401 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

  • Rated Power Input

    50 mW

  • Max Power Input

    100 mW

  • Connector/s

    Male 3.5 mm (TRS)

  • Standards

    RoHS

  • Color

    Dark Gray

  • Compatibility

    LR-300-072/LR-44/LR-200-072/LR-400-072/LR-500-072/LP-IL-1/LR-IL-1/R32/R8/LR-400-216/LR-500-216/LR-4200-072/LR-5200-216/LR-5200-072/LR-4200-216/MH-5200-072/MH-4200-072/LR-4200-IR/LR-5200-IR

  • Cable Length

    13" (33cm), Extension cable: 28" (71cm)

  • Weight

    0.40 oz (11g)

LA-430 Loop Lanyard

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  • Connection to Receiver

    Male 3.5 mm (TRRS) to Male 3.5 mm (TRRS)

  • Connection to Short Ear Phone

    Female 3.5 mm (TRS)

  • Neck Loop Field Strength

    400 mA/m (+/- 3dB)

  • Neck Loop Frequency Response

    100Hz to 5kHz (+/- 3 dB ref 1kHz)

  • Standards

    RoHS, IEC60118-4

  • Color

    Black

  • Compatibility

    LR-4200-072/LA-401/LA-405/LA-404/LA-403/LA-402/LR-5200-216/LR-5200-072/LR-4200-216/MH-5200-072/MH-4200-072/LR-4200-IR/LR-5200-IR

  • Cord Length

    29" (74cm)

  • Weight

    1.50 oz (43g)

LA-423 USB Charger

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  • Power Supply Input

    100-240 V, 50-60 Hz, 0.5 A

  • Power Supply Output

    5.0 VDC, 4.2 A

  • Standards

    UL, FCC, RoHS

  • Color

    Black

  • Compatibility

    LA-422

  • 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)

About Listen Technologies Wi-Fi/RF Advanced System

Are you seeking a comprehensive, high-tech solution for your audio needs Look no further than our advanced Wi-Fi/IR system. This innovative package includes the LW-100P-02 Listen Everywhere 2-Channel Server, LT-84 ListenIR 2-Channel Transmitter/Radiator Combo, and LA-344 Flexible Mounting Hardware.

The LW-100P-02 Listen Everywhere 2-Channel Server is a reliable and affordable solution designed to meet ADA & IBC assistive listening requirements for audiences of up to 1000 users. It easily connects to your existing Wi-Fi network service and streams directly to users through a free mobile app. With cloud-based management, you can easily manage the system, including updates and customization options.

The LT-84 ListenIR 2-Channel Transmitter/Radiator Combo is an easy-to-use assistive listening solution that offers twice the IR power and up to six times the coverage area of similar products. It can transmit a clear, reliable signal across 2,787 square meters (30,000 square feet), ensuring that users in any mid-sized space enjoy an uninterrupted audio performance.

The LA-344 Flexible Mounting Hardware is included for easy installation. This advanced system is ideal for listening centers, classrooms, courtrooms, boardrooms, and more. It offers gapless coverage up to 2,787 square meters (30,000 square feet) and can be expanded with up to four (4) LA-141 expansion radiators for additional coverage area.

The system also includes the LPT-A117 Remote Power Supply Kit, LPT-A107-B Dual RCA to Dual RCA Cable, LR-4200-IR Intelligent DSP IR Receiver, LA-401 Universal Ear Speaker, LA-430 Intelligent Ear Phone/Neck Loop Lanyard, and LA-423 4 Port USB Charger.

Each component of this sophisticated system is designed to provide an enhanced audio experience, making it the perfect choice for anyone seeking a comprehensive, high-tech audio solution.

Listen Technologies Wi-Fi/RF Advanced System Features

  • Extended Audio Reach
  • Easy and Convenient
  • Free Smartphone App

Product Documents

User Manual

Key Features

  • Advanced Wi-Fi/IR system ensures crystal-clear audio for all attendees, enhancing the experience.
  • Enjoy universal power for global use; the assistive listening system adapts to any venue's needs.
  • This assistive listening system is ideal for theaters, classrooms, and conference rooms, providing accessibility.
  • The ListenIR transmitter/radiator combo delivers superior sound coverage up to 30,000 square feet.
  • Includes ear speakers & loop lanyards for discreet, comfortable assistive listening for everyone.
  • Manage audio easily with the LW-100P-02 server, supporting 1000 users on 2 channels for presentations.

What's in the box:

  • LW-100P-02 Listen Everywhere 2-Channel Server with Power Supply
  • 100x Leave Behind Cards
  • 2x Window Clings
  • 2x Display Posters
  • 2x Table Tents
  • LT-84 ListenIR 2-Channel Transmitter/Radiator Combo
  • LA-210 12 VDC Universal Power Supply/Power Cord
  • LA-344 Flexible Mounting Hardware
  • 2x Phoenix Type Connectors
  • LA-303 Multi-Lingual Assistive Listening Notification Sign
  • Quick Start Guide
  • 2x Barrel to RJ-45 Adapters
  • Listen Technologies 5 Year Limited Warranty