Perfect for setups where multiple team leaders or representatives have to be in communication with the entire team, the LKS-3 Listen Talk System includes all the equipment needed to meet those needs immediately. The LKS-3 includes eight (8) ListenTALK transceivers (with Leader Clips), eight (8) Headset-2s, and one (1) LA-481 Docking Station Case for convenient storage and transportation of all components. Meet the needs of your larger team or prepare for growing needs with the complete and expandable ListenTALK System 3.
Listen Technologies LKS-3-A1 System Features
- Full-featured ListenTALK system
- Includes eight (8) headsets and (8) transceivers for full-team communications
- Ear Speakers (LA-401) and Breakaway Lanyard (LA-445-BK) included with Transceiver (LK-1)
- Docking Station Case also included for convenient storage and transportation of all equipment
- Ideal for larger teams and designed for immediate functionality
- LK-1 ListenTALK Transceivers w/Leader Clips8
- LA-452 Headset 28
- LA-481 Docking Station Case 161
- LK-1 Transceiver
- Physical
- Dimensions (HxWxD) with Belt Clip: 3.93x2.13x0.93" (10x5.4x2.4 cm)
- Unit Dimensions (HxWxD): 3.93x2.13x0.63"(10x5.4x1.6 cm)
- Unit Weight: 2.79 oz (79 g)
- Shipping Weight: 7.20 oz (206 g) with 1 lb (454 g) 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, Talk, Power/Status, Talk Modes, Pairing
- 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
- Side Tone- Adjustable
- Microphone Input
- Compatibility- Electret, external bias
- Bias- 3 volt, 2 mA Current Maximum
- Sensitivity Requirement -28 to - 50 dBV/Pa
- Internal Microphone
- Switching- Auto detect on jack insertion or Manual
- Maximum Input Level- 109 DBSPL
- Gain- Adjustable, 30 dB range
- 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
- Headphone Output
- Radio
- Operating Frequency
- 1920 to 1930 MHz - North America
- 1880 to 1900 MHz - Europe, Australia
- 1895 to 1905 MHz – Japan
- Average Power
- 4 mW - North America
- 10 mW - Europe, Australia
- 5 mW – Japan
- Typical Range
- Indoor 100 m, Outdoor 200 m, depending upon conditions - North America, Japan
- 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
- Operating Frequency
- 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
- Li-ion – Leader Mode – 7 hours
- AAA – Leader Mode – 4 hours
- Typical Charge time 4 Hours
- Power Save Modes
- Power down on loss of signal
- Power down on disconnection of headset (1 min)
- Power down on charging
- Battery Type
- 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, MIC, RoHS, WEEE
- Physical
- LA-452 Headset
- Physical
- Color: Black and Gray
- Cable Length: 93 cm (37 in.)
- Unit Weight: 2.21 oz (0.14 lbs)
- Shipping Weight: 71 g (2.5 oz) with 454 g (1 lbs) minimum
- Interconnections: Male 3.5 mm (TRRS), CTIA complaint
- Audio
- Microphone Element: Electret
- Microphone Polar Pattern: Unidirectional – Noise Cancelling
- Microphone Impedance: 1.5 kOhms typical
- Microphone Sensitivity: -40 dBV/Pa @ 1 kHz
- Microphone Bandwidth: 200 Hz – 6.8 kHz
- Microphone Bias: 1.5 – 3 VDC
- Headphone Impedance: 140 Ohms
- Headphone Bandwidth: 200 Hz – 6.8 kHz
- Compliance Standards: RoHS
- Physical
- LA-481 Docking Station Case
- Physical
- Case Color: Gray & Chrome
- Tray Color: Black, Chrome Buttons, Red Leader Pocket
- Dimensions (HxWxD): 7.48x13.78x18.31" (190x350x465mm)
- Unit Capacity: 16 Units
- Unit Weight: 5.13 kg (11.3 lbs)
- Shipping Weight: 5.95 kg (13.1 lbs)
- Power
- Power Supply Input: 100-240VAC, 50-60 Hz
- Power Supply Output: 12 VDC, 4.0 A, 48 W
- Power Supply Connector: 5.5 mm (.22 in.) OD x 2.3 mm (.09 in.) ID, barrel type
- Power Cord: 182.9 cm (72 in.) Input Power Cord, 109.3 cm (43 in.) Output Cord
- Interconnections: USB type B, Power
- Compliance Standards: UL, CE, RCM, RoHS
- Physical
