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.

Includes:

• One (1) LKR-12 ListenTALK Receiver Basic
• One (1) LA-365 Rechargeable Li-ion Battery
• One (1) LA-401 Universal Ear Speaker
• One (1) LA-445-BK Breakaway Lanyard

• 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
• Colour: 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 complaintUSB- Micro USB, Control and ChargingCharger- 4 Contact, Control and Charging

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

• Operating Frequency:1920 to 1930 MHz - North America1880 to 1900 MHz - Europe, Australia
• Typical Range:Indoor 100 m, Outdoor 200 m, depending upon conditions - North AmericaIndoor 150 m, Outdoor 300 m, depending upon conditions - Europe, Australia
• Modulation:GFSK - FHSSTDD/TDMA/DCA
• Security:Subscription- 40 bit (Pin Free)Authentication- 32 bitEncryption- 64 bit

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

• 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

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

* Specifications subject to change without notice.