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Listen Technologies (LP-4VP-072) Assistive Listening DSP Value Package (LP-4VP-072-01) Basic System

(72 MHz) (North America) - 3 Wide band channels - Frequency agile

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What's in the box:

  • Listen Technologies (LP-4VP-072) Assistive Listening DSP Value Package
  • (1) LT-803-072 Stationary 3-Channel RF Transmitter (72 MHz)
  • (1) LA-123 90° Helical Antenna (72 MHz)
  • (4) LR-3200-072 RF Receiver (72 MHz)
  • (4) LA-161 Single Ear Bud
  • (1) LA-304 Assistive Listening Notification Signage Kit
  • (1) LA-423 4-Port USB Charger
  • 2-year Limited Warranty

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Item Number 
LIS-LP-4VP-072
Vendor Part
LP-4VP-072-01

Start your assistive listening setup

Listen Technologies' (LP-4VP-072) Assistive Listening DSP Value Package (LIS-LP-4VP-072) Basic System meets the basic assistive listening needs for institutions. The LP-4VP-072 includes Listens LT-803 stationary transmitter, four LR-3200-072 receivers, a 90-degree helical antenna, earbuds, and a signage kit for full compliance in a basic system.

Features:

  • Economical price – backed by Listen‚s exceptional service and support
  • Three channels – makes it simple to install, manage and use
  • Reliable clear sound quality – 62 dB SNR
  • Ensures public venues meet ADA requirements
  • 30-day no obligation demonstrations available

Listen Technologies brings power and clarity to the sounds that enrich people's lives with solutions that overcome the challenges of noise, distance, clashing conversations, and hearing loss to deliver precise and personalized audio in any setting or environment.

Specifications for the Listen Technologies (LP-4VP-072) Assistive Listening DSP Value Package

{ "LP-4VP-072-01" : { "Audio": { "Frequency Response": "50 Hz - 15 kHz (±3 dB)", "Signal-to-Noise Ratio": "62 dB (A Weighted)", "Distortion": "1% total harmonic distortion (THD) at 80% deviation" }, "RF": { "Number of Channels": "Three (3) Wide Band - (A) 72.100, (E) 72.900, (H) 75.900", "Transmission Range": "600 ft. (182.88 m) (with LA-123 antenna)" }, "Physical": { "Shipping Weight": "5.8 lbs. (2.6 kg)", "Dimensions (H x W x D)": "Box Dimensions: 18 x 12.25 x 3 in. (45.72 x 31.12 x 7.62 cm)" }, "Environmental": { "Temperature - Operation": "-10 ºC (14 ºF) to +40 ºC (104 ºF)", "Temperature - Storage": "-20 ºC (-4 ºF) to +50 ºC (122 ºF)", "Relative Humidity": "0 to 95% relative humidity, non-condensing" }, "Compliance": { "Standards": "FCC Part 15 Class B, Industry Canada ICES-3 (B), RoHS" } }, "LT-803-072-01" : { "Audio" : { "Frequency Response" : "50 Hz - 15 kHz (±3 dB)", "Signal-to-Noise Ratio" : "62 dB (A-Weighted)", "Audio Input 1" : [ "Rear panel", "one (1) Female XLR and 1/4 in combo connector", "balanced", "0 / -55 dBu (line/mic) nominal input level adjustable", "-30 / +21 dBu (line/mic) maximum input level", "impedance 20k / 1k ohm (line/mic)", "phantom power +12 VDC" ], "Audio Input 2" : [ "Rear panel", "two (2) phono connectors", "unbalanced", "-10 / +10 dBu nominal input level adjustable", "+30 dBu maximum", "impedance 100k ohm" ], "Audio Processing" : "Compression can be turned on/off. Slope internally adjustable from 1:1 to 4:1. Default 2:1", "Contour" : "Cuts and boosts frequencies above 5 kHz", "Distortion" : "< 2% total harmonic distortion (THD) at 80% deviation", "Audio Output" : "Input 1 and input 2, mixed output (rear panel), two (2) phono connectors, unbalanced, -10 dBu nominal output level, +15 dBu maximum, impedance 10 ohm", "Headphone Output" : "Front panel, one (1) 3.5 mm (0.14 in.) stereo connector, unbalanced, adjustable output level, +3 dBu maximum, impedance 10 ohm" }, "Controls" : { "User Controls" : { "Front Panel" : [ "Power", "Test Tone on/off", "Channel up/down", "Input Levels", "Mix Level", "Contour", "Monitor volume control" ], "Rear Panel" : [ "Input 1 Level", "(Line, Mic, Mic-Phantom Power)", "Input 2 level (-10 / +10 dBu)", "RF power level (low, mid, high)" ] }, "Internal Adjustments" : "Compression ratio for audio processor", "Programming" : "Process on/off, channel lock" }, "Indicators" : { "LCD" : "Channel Designation, lock status, RF power level (front panel)", "Audio Input Status LEDs" : "Indicates Input 1, Input 2, and Mix audio levels; 10 segment LED's (8 green, 2 red)", "Processing" : "Indicated by a green LED when on (front panel)", "Test Tone" : "Red LED illuminates when test tone is enabled", "RF Power" : "Indicated on the LCD (low, mid, high)" }, "RF" : { "Frequency Range" : "(A) 72.100, (E) 72.900, (H) 75.900", "Number of Channels" : "3 wide band", "Frequency Accuracy" : "± .005% stability 0 to 50°C (32 to 122°)", "Antenna Type" : "Various antennas available", "Transmitter Stability" : "50 PPM", "Transmission Range" : "Up to 305 m (1,000 ft.)", "Antenna Connector" : "BNC", "Output Power" : "80,000 uV at 3 m" }, "Power" : { "Power Supply" : "In line power supply, Listen part number LA-207 (Line cord is determined by the each Country's AC power standards)", "Power Supply Input" : "100-240 VAC, 50-60 Hz, 0.4 A", "Power Supply Output" : "12 VDC, 1.3 A, 15.6 W", "Power Supply Connector" : "5.0 mm (0.02 in.) OD, 2.5 mm (0.01 in.) ID, barrel type", "Compliance" : "UL, CE, GS, TÜV, RoHS" }, "Physical" : { "Width" : "21.5 cm (8.50 in.)", "Height" : "4.5 cm (1.75 in.)", "Depth" : "23 cm (9.13 in.)", "Color" : "Dark Grey with white silk screening", "Unit Weight with Power Supply" : "2.0 kg (4.5 lbs.)", "Shipping Weight" : "2.7 kg (6.0 lbs.)", "Rack Mounting" : "One (1) rack space height, 1/2 rack space wide. One (1) or two (2) transmitters can be mounted in one rack space,optional rack mount (LA-326)", "Weight" : "1.2 kg (2.6 lbs.)" }, "Environmental" : { "Temperature - Operation" : "-10 °C (14 °F) to +40 °C (104 °F)", "Temperature - Storage" : "-20 °C (-4 °F) to +50 °C (122 °F)", "Relative Humidity" : "0 to 95% relative humidity, non condensing" }, "Compliance" : { "RF" : "FCC Part 15, Part 90, Industry Canada" } }, "LA-123" : { "Interconnections" : { "Connector/s" : "BNC" }, "RF" : { "Frequency Range" : "72.0250 - 75.9750 MHz", "Number of Channels" : "57 (17 wide, 40 narrow)", "Typical Range" : "Range up to 122 m / 400 ft." }, "Physical" : { "Length" : "21.0 cm (8.25 in.)", "Color" : "Dark Grey", "Shipping Weight" : "0.5 kg (1 lb.)", "Diameter" : "1.10 cm (0.44 in.)", "Weight" : "45 g (1.60 oz.)" } }, "LR-3200-072" : { "Audio": { "System Distortion": "< 1% total harmonic distortion (THD) at 80% deviation", "Output/s": "Two (2) 3.5 mm (0.14 in.) connectors, unbalanced, 0 dBu nominal output level, 50 mW maximum, impedance 32 ohm", "System Frequency Response": "50 Hz - 15 kHz (±3 dB)", "System Signal to Noise Ratio": "SQ disabled 70 dB, SQ enabled 80 dB" }, "Controls": { "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": { "LEDs": "Flashes when batteries are low or to indicate charging, solid when fully charged" }, "RF": { "Frequency Range": "72.0250 - 75.9500 MHz", "Number of Channels": "Basic Mode: 3 wide Band, Expand Mode: 17 wide band", "Sensitivity": ".6uV typical, 1 uV maximum for 12 dB sinad", "Frequency Accuracy": "± .005% stability 32 to 122 ºF (0 to 50 ºC)", "Squelch": "Fixed level, automatic on loss of RF signal", "Antenna Type": "Uses ear phone/neck loop lanyard and short ear phone cable or standard earphone cable" }, "Power": { "Battery Type": "Lithium Ion 3.7 Vdc, 1200 mAh", "Battery Life": "24 Hours of continuous use", "Battery Charging Time": "Fully charged in 2.5 Hours", "Power Supply": "Micro USB connector, 5 V, 500 mA" }, "Physical": { "Color": "Black", "Unit Weight": "1.60 oz. (45 g)", "Unit Weight with Batteries": "2.40 oz. (68 g)", "Shipping Weight": "3.20 oz. (91 g) with 1.0 lbs. (454 g) minimum", "Dimensions (H x W x D)": "3.75 x 2.00 x 0.64 in. (9.6 x 5 x 1.7 cm)", "Dimensions with Belt Clip": "3.75 x 2.00 x 0.80 in. (9.6 x 5.0 x 2.1 cm)" }, "Environmental": { "Temperature - Operation": "14 to 104 ºF (-10 to 40 ºC)", "Temperature - Storage": "(-)4 to 122 °F (-20 to 50 °C)", "Relative Humidity": "0 to 95% relative humidity, non-condensing" }, "Compliance": { "Standards": "FCC Part 15 Class B, Industry Canada ICES-3 (B), RoHS" } }, "LA-161" : { "Audio" : { "Frequency Response" : "20 Hz - 20 kHz", "Impedance" : "32 ohm +/- 15% @ 1 kHz", "Headset Input Sensitivity" : "82 dB +/- 4dB @ 1 kHz, 1 mW", "Rated Power Input" : "10 mW", "Max Power Input" : "20 mW" }, "Interconnections" : { "Connectors" : "3.5 mm Mono" }, "Physical" : { "Color" : "Dark Grey", "Shipping Weight" : "1 lb. (0.5 kg)", "Cable Length" : "36 in. (92 cm)", "Weight" : "4 oz. (113 g)" }, "Compliance" : { "Safety" : "RoHS" } }, "LA-304" : { "Physical" : { "Shipping Weight" : "1 lb. (0.5 kg)", "Weight" : "6 oz. (170 g)", "Dimensions" : { "Hard Plaque" : "6 in. (151 mm) x 8 in. (202 mm)", "Soft Cling" : "6 in. (151 mm) x 7.85 in. (199 mm)" } } }, "LA-423" : { "Power": { "Power Supply Input": "100-240 V, 50-60 Hz, 0.5 A", "Power Supply Output": "5.0 VDC, 4.2 A" }, "Physical": { "Color": "Black", "Shipping Weight": "1.0 lbs. (454 g)", "Cable Length": "36 in. (92 cm)", "Cable Type": "4 - USB to Micro USB Cables (LA-422)", "Dimensions (H x W x D)": "2.44 in. x 2.90 in. x 1.13 in. (62 mm x 74 mm x 29 mm)", "Unit Weight": "7.80 oz. (221 g)" }, "Compliance": { "Standards": "UL, FCC, RoHS" } } }

Research Materials for Listen Technologies (LP-4VP-072) Assistive Listening DSP Value Package (LIS-LP-4VP-072)

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