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Start your assistive listening setup affordably with the LP-4VP-072 Assistive Listening DSP Value Package. Meeting the basic assistive listening needs for classrooms, theaters, business meetings, training sessions, and more, the LP-4VP-072 includes our LT-803 stationary transmitter, four LR-3200-072 receivers, a 90-degree helical antenna, earbuds, and a signage kit.


One (1) LT-803-072 Stationary 3-Channel RF Transmitter (72 MHz)
One (1) LA-123 90° Helical Antenna (72 MHz)
Four (4) LR-3200-072 RF Receiver (72 MHz)
Four (4) LA-161 Single Ear Bud
One (1) LA-304 Assistive Listening Notification Signage Kit
One (1) LA-423 4-Port USB Charger


  • 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
Configurations & Architectural Specs


LP-4VP-072-01 Assistive Listening DSP Value Package (72 MHz) (North America)

Architectural Specs

Furnish and install an RF wireless assistive listening system for use by the hearing-impaired. The assistive listening system (ALS) shall be capable of broadcasting on 3 wide band channels and be frequency agile. The ALS system shall have 62dB SNR or greater and shall have an audio frequency response of 50 Hz – 15 kHz (±3 dB), end-to-end. Receivers shall be frequency agile to 3 wide band frequencies set with a “channel select” mode. The receivers will incorporate a stereo headset jack that allows the user to plug in either a mono or stereo headset and listen to audio normally. The receivers shall incorporate automatic battery charging circuitry for recharging of the Lithium Ion battery. The receiver shall fully charge in under 2.5 hours and have a battery run time of over 24 hours . The Listen LP-4VP-072-01 is specified.
Product Specifications
Specification LP-4VP-072-01


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


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)


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)


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


Standards FCC Part 15 Class B, Industry Canada ICES-3 (B), RoHS
Q Is there a limit to the number of transmitters I can use in one room?
A Yes. The 72 MHz LT-800-072 has a maximum of (8) eight. - The 216 MHz Lt-800-216 has a maximum of (5) five.
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