Listen Technologies LR-4200 Intelligent DSP RF Receiver, 72 MHz
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Key Features
- Exceptional listenability with industry-leading RF sensitivity and 20 dB less noise for clearer audio and extended range in monitoring, security, and surveillance applications
- Integrated neck loop and DSP loop driver improve T‑coil hearing-aid compatibility for reliable assistive listening in public venues and meetings
- Ultra-compact, lightweight design simplifies wearability, storage and distribution for event staff, tour groups, or security teams
- OLED display and micro-USB connectivity enable fast channel checks, firmware updates and inventory management using iDSP software
- Dual 3.5mm outputs let two users share a single receiver for flexible monitoring and training scenarios
- Rechargeable Li‑Ion battery reduces operating costs and downtime compared to disposable batteries, with voltage spike protection for durability
Quick Specifications
- Product Model
- LR-4200-072
- Brand Name
- Listen Technologies
- Product Name
- LR-4200-072 Intelligent DSP RF Receiver (72 MHz)
- Product Type
- Audio Receiver
Explore the details
Product information
LR-4200-072
Overview
Optimize audio monitoring and assistive listening with the Listen Technologies LR-4200 Intelligent DSP RF receiver. Built for security, surveillance, tour and AV professionals, this compact audio receiver delivers best-in-class sensitivity and 20 dB lower noise for clearer communication across venues. The LR-4200 operates on the 72 MHz band and pairs high-performance DSP with an OLED display for instant channel, battery and volume status. An integrated neck loop and DSP loop driver provide improved T‑coil hearing-aid support, while dual 3.5mm outputs let two listeners share a feed during training or monitoring. Its micro-USB port works with Listen’s iDSP software for charging, programming and firmware updates—streamlining fleet management for IT and AV teams. Lightweight and ergonomically designed, the LR-4200 reduces wearer fatigue and simplifies deployment across security checkpoints, surveillance stations, guided tours and conference environments. Backed by rechargeable Li‑Ion battery technology and surge protection, it lowers operating costs and boosts reliability. Add the LR-4200 to your toolkit for dependable RF audio reception—order now or contact us for bulk procurement and integration support.
Features
- Exceptional listenability with industry-leading RF sensitivity and 20 dB less noise for clearer audio and extended range in monitoring, security, and surveillance applications
- Integrated neck loop and DSP loop driver improve T‑coil hearing-aid compatibility for reliable assistive listening in public venues and meetings
- Ultra-compact, lightweight design simplifies wearability, storage and distribution for event staff, tour groups, or security teams
- OLED display and micro-USB connectivity enable fast channel checks, firmware updates and inventory management using iDSP software
- Dual 3.5mm outputs let two users share a single receiver for flexible monitoring and training scenarios
- Rechargeable Li‑Ion battery reduces operating costs and downtime compared to disposable batteries, with voltage spike protection for durability
| General Information | |
|---|---|
| Brand Name | Listen Technologies |
| Manufacturer | Listen Technologies Corporation |
| Product Name | LR-4200-072 Intelligent DSP RF Receiver (72 MHz) |
| Product Type | Audio Receiver |
| Product Model | LR-4200-072 |
| Country of Origin | CN |
| Manufacturer Part Number | LR-4200-072 |
| Technical Information | |
| Connectivity Technology | Wireless |
| Battery Information | |
| Battery Chemistry | Lithium-Ion (Li-ion) |
| Certifications | |
| TAA Compliant | No |
| Physical Characteristics | |
| Color | Black |
| Depth | 0.60" |
| Width | 2.00" |
| Height | 3.80" |
| Product Information | |
| Display Screen Type | OLED |
| Miscellaneous | |
| Environmentally Friendly | Yes |
| Environmental Certification | RoHS |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- LR-4200-072-1
- Manufacturer part:
- LR-4200-072
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
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Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsListen Technologies LR-4200 Intelligent DSP RF Receiver, 72 MHz
LR-4200-072