
Description
Ideal for large venues, conferences, and other spaces that need to immediately make assistive listening available to a large audience, the LP-41-072 Intelligent DSP RF Receiver 12-Pack makes it possible to provide more visitors, customers, and clients with an exceptional audio experience.
Each pack includes twelve (12) of our LR-4200-072 digital RF receivers, which feature Listen Technologies’ unique DSP SQ (TM) noise reduction technology, an OLED display, dual 3.5 mm output jacks, and more. Each receiver is also equipped with a micro USB connection for fast, easy firmware updates with free iDSP software, as well as charging and set up.
Expand your 72 MHz assistive listening system’s capabilities and make sure that industry-leading audio is available for everyone with the LP-41-072 Intelligent DSP RF Receiver 12-Pack from Listen Technologies.
Features:
- Includes twelve (12) LR-4200-072 industry leading RF receivers, integrated neck loops/lanyards, universal ear speakers, and a 12-unit charging tray
- Advanced DSP SQ (TM) noise reduction technology provides 20 dB less noise than other listening devices
- Smallest device of its kind is easy to carry, wear, and use
- OLED display provides easy channel selection, programming, and battery level monitoring
- Environmentally friendly rechargeable batteries for extended use, easy charging, and long life
Includes:
- Twelve (12) LR-4200-072-P1 Intelligent DSP RF Receiver Package 1 (72 MHz)*
- One (1) LA-381-01 Intelligent 12-Unit Charging Tray (North America)
*The LR-4200-072-P1 comes with an ear phone/neck loop lanyard, universal ear speaker, quick start guide and a non-proprietary field replaceable Lithium-ion battery.
System Distortion | < 2% total harmonic distortion (THD) at 80% deviation |
Output/s | 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 80 dB, SQ disabled 60 dB |
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 |
LEDs | Flashes when batteries are low or to indicate charging, solid when fully charged |
Display | Channel designation, battery level, unit number, charging status |
Frequency Range | 72.0250 - 75.9500 MHz |
Number of Channels | 17 wide band, 40 narrow band |
Sensitivity | .6uV typical, 1 uV maximum for 12 dB sinad |
Frequency Accuracy | ± .005% stability 32 to 122 ¼F (0 to 50 ¼C) |
Squelch | Programmable in 20 steps, automatic on loss of RF signal |
Antenna Type | Uses ear phone/neck loop lanyard and short ear phone cable or standard earphone cable |
Power Supply | Micro USB connector, 5 V, 500 mA |
Battery Type | Lithium Ion 3.7 Vdc, 1200 mAh |
Battery Life | 8 Hours of continuous use |
Battery Charging Time | Fully charged in 2.5 Hours |
Color | Black |
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) |
Unit Weight | 1.60 oz. (45 g) |
Dimensions with Belt Clip | 3.75 x 2.00 x 0.80 in. (9.6 x 5.0 x 2.1 cm) |
Temperature - Operation | 14 to 104 ¼F (-10 to 40 ¼C) |
Temperature - Storage | (-)4 to 122 ¡F (-20 to 50 ¡C) |
Relative Humidity | 0 to 95% relative humidity, non-condensing |
Standards | FCC Part 15, Part 90, Industry Canada, RoHS |
Ideal for large venues, conferences, and other spaces that need to immediately make assistive listening available to a large audience, the LP-41-072 Intelligent DSP RF Receiver 12-Pack makes it possible to provide more visitors, customers, and clients with an exceptional audio experience.
Each pack includes twelve (12) of our LR-4200-072 digital RF receivers, which feature Listen Technologies’ unique DSP SQ (TM) noise reduction technology, an OLED display, dual 3.5 mm output jacks, and more. Each receiver is also equipped with a micro USB connection for fast, easy firmware updates with free iDSP software, as well as charging and set up.
Expand your 72 MHz assistive listening system’s capabilities and make sure that industry-leading audio is available for everyone with the LP-41-072 Intelligent DSP RF Receiver 12-Pack from Listen Technologies.
Features:
- Includes twelve (12) LR-4200-072 industry leading RF receivers, integrated neck loops/lanyards, universal ear speakers, and a 12-unit charging tray
- Advanced DSP SQ (TM) noise reduction technology provides 20 dB less noise than other listening devices
- Smallest device of its kind is easy to carry, wear, and use
- OLED display provides easy channel selection, programming, and battery level monitoring
- Environmentally friendly rechargeable batteries for extended use, easy charging, and long life
Includes:
- Twelve (12) LR-4200-072-P1 Intelligent DSP RF Receiver Package 1 (72 MHz)*
- One (1) LA-381-01 Intelligent 12-Unit Charging Tray (North America)
*The LR-4200-072-P1 comes with an ear phone/neck loop lanyard, universal ear speaker, quick start guide and a non-proprietary field replaceable Lithium-ion battery.
System Distortion | < 2% total harmonic distortion (THD) at 80% deviation |
Output/s | 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 80 dB, SQ disabled 60 dB |
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 |
LEDs | Flashes when batteries are low or to indicate charging, solid when fully charged |
Display | Channel designation, battery level, unit number, charging status |
Frequency Range | 72.0250 - 75.9500 MHz |
Number of Channels | 17 wide band, 40 narrow band |
Sensitivity | .6uV typical, 1 uV maximum for 12 dB sinad |
Frequency Accuracy | ± .005% stability 32 to 122 ¼F (0 to 50 ¼C) |
Squelch | Programmable in 20 steps, automatic on loss of RF signal |
Antenna Type | Uses ear phone/neck loop lanyard and short ear phone cable or standard earphone cable |
Power Supply | Micro USB connector, 5 V, 500 mA |
Battery Type | Lithium Ion 3.7 Vdc, 1200 mAh |
Battery Life | 8 Hours of continuous use |
Battery Charging Time | Fully charged in 2.5 Hours |
Color | Black |
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) |
Unit Weight | 1.60 oz. (45 g) |
Dimensions with Belt Clip | 3.75 x 2.00 x 0.80 in. (9.6 x 5.0 x 2.1 cm) |
Temperature - Operation | 14 to 104 ¼F (-10 to 40 ¼C) |
Temperature - Storage | (-)4 to 122 ¡F (-20 to 50 ¡C) |
Relative Humidity | 0 to 95% relative humidity, non-condensing |
Standards | FCC Part 15, Part 90, Industry Canada, RoHS |
We are your source for all your pro audio needs, delivered by experts. Call us today.
We are your source for all your pro audio needs, delivered by experts. Call us today.