Description
The Listen Technologies LS-31-072 iDSP Essentials Level 2 Stationary RF System delivers exceptional assistive listening coverage for larger venues up to 305 meters (1,000 ft). Designed as an affordable yet powerful solution, it enhances the capabilities of Listen’s entry-level system with a long-range transmitter and multiple digital receivers.
With universal input compatibility, the transmitter supports a wide range of audio sources, and three selectable broadcast frequencies ensure easy setup and reliable operation. Digital tuning technology prevents signal drift, ensuring consistent audio clarity throughout the listening experience.
Ideal for houses of worship, lecture halls, theaters, and public venues, the LS-31-072 package includes everything needed to deploy an effective and compliant assistive listening system — from transmitters and receivers to mounting kits, charging accessories, and user lanyards.
| Feature | Description |
|---|---|
| Model | LS-31-072 |
| System Type | iDSP Essentials Level 2 Stationary RF System |
| Frequency Band | 72 MHz |
| Transmission Range | Up to 305 m (1,000 ft) |
| Frequencies | 3 selectable channels |
| Tuning | 100% digital; drift-free operation |
| Audio Input Compatibility | Universal inputs (supports most audio sources) |
| Included Components | 1 × LT-803-072-01 3-Channel RF Transmitter (72 MHz)1 × LA-122 Universal Antenna Kit (72 MHz and 216 MHz)1 × LA-326 Universal Rack Mounting Kit4 × LR-3200-072 Intelligent DSP RF Receivers (72 MHz)4 × LA-401 Universal Ear Speakers2 × LA-430 Intelligent Ear Phone/Neck Loop Lanyards1 × LPT-A107-B Dual RCA to Dual RCA Cable (2 m)1 × LA-423-01 4-Port USB Charger1 × LA-304 Assistive Listening Notification Signage Kit |
| Range of Coverage | Entire venue (up to 1,000 ft) |
| Shipping Weight | 13.08 lbs (5.94 kg) |
| Application | Assistive listening for venues, churches, classrooms, and conference rooms |
| Manufacturer | Listen Technologies Corporation |
Payment & Security
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Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
Building a Complete AV System?
This product is rarely deployed alone. It’s typically part of a fully integrated AV system. AVENDOR designs, integrates, and supports end-to-end environments—from single rooms to enterprise-wide deployments.
- System Design & Engineering
- Installation & Integration
- Programming & Ongoing Support
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