Listen Tech LR-4200-216 Intelligent DSP RF Receiver, 216 MHz

The Listen Technologies LR-4200-216 Intelligent DSP RF Receiver is a premium assistive listening device designed for exceptional audio quality and reliable reception in the 216 MHz band. This iDSP receiver boasts superior sensitivity, delivering a clear and strong signal even in challenging environments with a lot of background noise or interference. Furthermore, it features a compact, user-friendly design with an integrated neck loop/lanyard for comfortable wearability. The DSP loop driver enhances the listening experience for users with T-coil equipped hearing aids, while dual 3.5mm jacks enable sharing the receiver between users, making it a cost-effective solution for venues.

The LR-4200-216 incorporates a micro-USB connection for effortless charging and firmware updates using the free iDSP software on any computer. This eliminates the need for specialized equipment and simplifies device management for venues. Moreover, the integrated Lithium-ion rechargeable batteries provide long-lasting power for extended presentations, seminars, and conferences. A convenient OLED display keeps users informed about channel selection, battery status, and volume level, ensuring a frustration-free listening experience.

From lecture halls to classrooms, conference centers, houses of worship, and more, the LR-4200-216 is a versatile assistive listening solution, guaranteeing exceptional audio clarity and reliable performance for users in various settings. Its small size and lightweight design make it comfortable for extended use, while the lanyard and belt clip options provide flexibility in wearability. With the long-lasting battery life, users won't have to worry about interruptions or low battery warnings during important meetings or lectures.

Bullet Key Features

• High-performance RF receiver with industry-leading sensitivity for clear audio in any environment, even with background noise or interference
• Integrated neck loop/lanyard with DSP loop driver for improved T-coil listening experience
• Compact and lightweight design for user comfort and convenient storage by venues
• Informative OLED display showing channels, battery level, volume level, and more
• Lanyard and belt clip options for flexible and discreet wearability
• Advanced rechargeable battery eliminates the need for frequent battery replacements, reducing ongoing costs
• Suitable for single-channel applications

Product Specifications

• Audio
• System Distortion: < 2% THD at 80% deviation
• Outputs: Two (2) 3.5 mm (0.14 in.) connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm
• System Frequency Response: 50 Hz - 15 kHz (±3 dB)
• System Signal to Noise Ratio: SQ enabled 70 dB, SQ disabled 50 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: White, illuminated when unit is on, flashes when batteries are low or to indicate charging, solid when fully charged
• Display: Channel designation, battery level, unit number, charging status
• RF
• Frequency Range: 216.0125 - 216.9875 MHz
• Number of Channels: 19 wide band, 38 narrow band
• Sensitivity: .6uV typical, 1 uV maximum for 12 dB sinad
• Frequency Accuracy: ± .005% stability 32 to 122 ºF (0 to 50 ºC)
• Dimensions and Weight
• Unit Weight with Batteries: 2.4 oz (68.1 g)
Shipping Weight: 3.2 oz (90.8 g) with 16 oz (454 g) minimumDimensions (H x W x D): 3.75 x 2.0 x 0.64 in. (9.6 x 5.0 x 1.7 cm)Unit Weight: 1.6 oz (45.4 g)Dimensions with Belt Clip: 3.75 x 2.0 x 0.80 in. (9.6 x 5.0 x 2.1 cm)