LISTEN TECH LKR : RECEIVER

R3 279.69
(R3 771.64 incl VAT)
Short description:

ListenTALK Receiver Pro (includes: Li-ion Battery, Lanyard, Ear Speaker)

01-MON-IFB-033

The LKR-12 ListenTALK Receiver Basic is a one-way device designed for those participants that only need to listen to ListenTALK group conversations. The LKR-12 is equipped with Listen Technologies’ ergonomic design, encryption technology for added security, and easy to use volume control. ListenTALK Receiver Basic is the simplest option for one-way communication among groups of two or more people in any environment. In addition to the included Listen Ear Speaker, ListenTALK can be used with standard smartphone earbuds or Listen Technologies headphones.

Highlights

  • Fast and simple one-way communications
  • Simple up and down volume control
  • Encryption technology for added security
  • Compatible with standard earbuds and Listen Technologies headphones
  • Long-lasting lithium-ion rechargeable batteries
  • Optional Alkaline Battery Compartment

 

The LKR-11 ListenTALK Receiver Pro is a one-way device designed for those participants that only need to listen to ListenTALK group conversations.  The LKR -11 is equipped with Listen Technologies’ ergonomic design, near field communications, encryption technology for added security, easy to use volume control and quick visible status via the OLED display.  ListenTALK Receiver Pro is the simplest option for one-way communication among groups of two or more people in any environment. In addition to the included Listen Ear Speaker, ListenTALK can be used with standard smartphone earbuds or Listen Technologies headphones.

Highlights

  • Fast and simple one-way communication
  • Simple up and down volume control
  • Encryption technology for added security
  • Compatible with standard earbuds and Listen Technologies headphones
  • Long-lasting lithium-ion rechargeable batteries
  • Optional Alkaline Battery Compartment

____________________________________________________

 

LKR-12 ListenTALK Receiver Basic : The receiver shall be a digital receiver operating on the 1.9 GHz unlicensed PCS band utilizing Frequency-Hopping Spread Spectrum (FHSS) techniques allowing interference free one-way communication. The device shall employ a multiply layer security protocol consisting of a 40-bit (pin free) group subscription, 32-bit authentication and a 64-bit encryption scheme enabling secure conversations. It shall be easy to pair and form groups via Docking Station or Software Suite. It shall be simple to operate with a Power and Volume Up and Down buttons. It shall allow up to 10 simultaneous groups to operate in the same area. It shall be powered via a removable non-proprietary rechargeable lithium-ion battery or via an optional 3 AAA alkaline battery compartment.

The receiver shall have a 3.5 mm TRRS CTIA compliant headphone connection allowing operation with a standard style headphones. It shall have a multifunction Green/White LED allowing On/Off, Charging and Battery status.  The receiver shall have a signal-to-noise ratio of 70 dB or greater and shall have an audio frequency response of 40 Hz – 15 kHz (±3 dB). The device shall incorporate automatic battery charging circuitry to charge and maintain the lithium-Ion battery either via the micro USB port or via the docking station using the additional charging contacts on the bottom of the device.

 

LKR-11 ListenTALK Receiver Pro : The receiver shall be a digital receiver operating on the 1.9 GHz unlicensed PCS band utilizing Frequency-Hopping Spread Spectrum (FHSS) techniques allowing interference free one-way communication. The device shall employ a multiply layer security protocol consisting of a 40-bit (pin free) group subscription, 32-bit authentication and a 64-bit encryption scheme enabling secure conversations. It shall be easy to pair and form groups via Near-field communication (NFC), Docking Station or Software Suite. It shall be simple to operate with a Power and Volume Up and Down buttons. It shall allow up to 10 simultaneous groups to operate in the same area. It shall be powered via a removable non-proprietary rechargeable lithium-ion battery or via an optional 3 AAA alkaline battery compartment.

The receiver shall have a 3.5 mm TRRS CTIA compliant headphone connection allowing operation with a standard style headphones. It shall have a 64 x 128 OLED display with auto diming allowing display of all current status (group name, volume levels, battery status, time remaining, signal strength, unit ID, etc.)

The receiver shall have a signal-to-noise ratio of 70 dB or greater and shall have an audio frequency response of 40 Hz – 15 kHz (±3 dB). The device shall incorporate automatic battery charging circuitry to charge and maintain the lithium-Ion battery either via the micro USB port or via the docking station using the additional charging contacts on the bottom of the device.

LKR-12 ListenTALK Receiver Basic

Physical

 
Dimensions (H x W x D) with Belt Clip 10 x 5.4 x 2.4 cm (3.93 x 2.13 W x 0.93 in.)
Unit Dimensions (H x W x D) 10 x 5.4 x 1.6 cm (3.93 x 2.13 W x 0.63 in.)
Unit Weight 79 g (2.79 oz.)
Shipping Weight 206 g (7.20 oz) with 454 g (1.0 lbs.) minimum
Enclosure material PC ABS Plastic
Color Black, Chrome Buttons
Indicators Variable brightness LED- Green/White multifuntion (On, Charge Status, Battery Status)
User Controls Volume up, Volume down, Power/Status
Programming Via software and USB port on unit or via software and USB port on Docking Station
Connections Headset- 3.5mm TRRS, CTIA complaint
  USB- Micro USB, Control and Charging
  Charger- 4 Contact, Control and Charging

Audio

 
Headphone Output Speaker Load- 16 - 32 ohm load
  Max Output Power- 67 mW, 16 ohm load, Threshold of Clipping
System Frequency Response- 40 Hz to 15 kHz +/- 3dB, 22kHz low pass filter
  SNR- 70 dB, A- weighted, Threshold of Clipping
  THD- 0.5% @ 1kHz, 22kHz low pass enabled

Radio

 
Operating Frequency 1920 to 1930 MHz - North America
  1880 to 1900 MHz - Europe, Australia
Typical Range Indoor 100 m, Outdoor 200 m, depending upon conditions - North America
  Indoor 150 m, Outdoor 300 m, depending upon conditions - Europe, Australia
Modulation GFSK - FHSS
  TDD/TDMA/DCA
Security Subscription- 40 bit (Pin Free)
  Authentication- 32 bit
  Encryption- 64 bit

Power and Battery Management

 
Battery Type Lithium – ion, rechargeable non-proprietary removable, 1200 mAh
  Optional- 3 AAA Battery Compartment
Typical Operating Time Li-ion- Participant- 12 Hours
  AAA – Participant Mode – 7 Hours
Typical Charge time 4 Hours
Power Save Modes Power down on loss of signal
  Power down on disconnection of headphone (1 min)
  Power down on charging

Environmental

 
Temperature Operation- -10 °C (14 °F) to 40 °C (+104 °F)
  Storage- -20 °C (-4 °F) to 50 °C (+122 °F)
Relative Humidity 0 to 95% relative humidity, non-condensing

Compliance

 
Standards FCC part 15, ICS-03, CE, RCM, RoHS, WEEE
   
   

LKR-11 ListenTALK Receiver Pro

Physical

 
Dimensions (H x W x D) with Belt Clip 10 x 5.4 x 2.4 cm (3.93 x 2.13 W x 0.93 in.)
Unit Dimensions (H x W x D) 10 x 5.4 x 1.6 cm (3.93 x 2.13 W x 0.63 in.)
Unit Weight 79 g (2.79 oz.)
Shipping Weight 206 g (7.20 oz) with 454 g (1.0 lbs.) minimum
Enclosure material PC ABS Plastic
Color Black, Chrome Buttons
Indicators Display- 64 x 128 OLED, Variable brightness
  LED- RED/White multifunction (Mute, Charge Status)
User Controls Volume up, Volume Down, Power/Status
Programming Via software and USB port on unit or via software and USB port on Docking Station
Connections Headset- 3.5mm TRRS, CTIA complaint
  USB- Micro USB, Control and Charging
  Charger- 4 Contact, Control and Charging

Audio

 
Headphone Output Speaker Load- 16 - 32 ohm load
  Max Output Power- 67 mW, 16 ohm load, Threshold of Clipping
System Frequency Response- 40 Hz to 15 kHz +/- 3dB, 22kHz low pass filter
  SNR- 70 dB, A- weighted, Threshold of Clipping
  THD- 0.5% @ 1kHz, 22kHz low pass enabled

Radio

 
Operating Frequency 1920 to 1930 MHz - North America
  1880 to 1900 MHz - Europe, Australia
Typical Range Indoor 100 m, Outdoor 200 m, depending upon conditions - North America
  Indoor 150 m, Outdoor 300 m, depending upon conditions - Europe, Australia
Modulation GFSK - FHSS
  TDD/TDMA/DCA
Security Subscription- 40 bit (Pin Free)
  Authentication- 32 bit
  Encryption- 64 bit
NFC Frequency (Near Field Communications) 13.56 MHz

Power and Battery Management

 
Battery Type Lithium – ion, rechargeable non-proprietary removable, 1200 mAh
  Optional- 3 AAA Battery Compartment
Typical Operating Time Li-ion - 12 Hours
  AAA – 7 Hours
Typical Charge time 4 Hours
Power Save Modes Power down on loss of signal
  Power down on disconnection of headphone (1 min)
  Power down on charging

Environmental

 
Temperature Operation- -10 °C (14 °F) to 40 °C (+104 °F)
  Storage- -20 °C (-4 °F) to 50 °C (+122 °F)
Relative Humidity 0 to 95% relative humidity, non-condensing

Compliance

 
Standards FCC part 15, ICS-03, CE, RCM, RoHS, WEEE
   
  * Specifications subject to change without notice.
  • One (1) LKR-11 ListenTALK Receiver Pro / LKR-12 ListenTALK Receiver Basic (selection dependant)
  • One (1) LA-365 Rechargeable Li-ion Battery
  • One (1) LA-401 Universal Ear Speaker
  • One (1) LA-445-BK Breakaway Lanyard

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