Used Listen Technologies LKR-12-A0 ListenTALK Receiver Basic

With the LKR-12 ListenTALK Receiver Basic, experience seamless one-way communication in any setting. This device, specifically designed for participants who only require listening capabilities in group conversations, is a testament to Listen Technologies' commitment to ergonomic design, advanced encryption technology, and user-friendly controls.

The LKR-12 ListenTALK Receiver Basic stands out as the most straightforward solution for one-way group communication, accommodating groups of two or more. It comes with an included Listen Ear Speaker, but also offers compatibility with standard smartphone earbuds or Listen Technologies headphones for added convenience.

Operating on the 1.9 GHz unlicensed PCS band, this digital receiver employs Frequency-Hopping Spread Spectrum (FHSS) techniques, ensuring interference-free one-way communication. It boasts a multi-layer security protocol, featuring a 40-bit (pin free) group subscription, 32-bit authentication, and a 64-bit encryption scheme, all of which work together to guarantee secure conversations.

Pairing and group formation are made easy with the Docking Station or Software Suite. The device features simple controls, including Power and Volume Up and Down buttons. It supports up to 10 simultaneous groups operating in the same area, making it a versatile choice for various environments.

The LKR-12 ListenTALK Receiver Basic is powered by a removable, non-proprietary rechargeable lithium-ion battery, with an optional 3 AAA alkaline battery compartment for added flexibility. It features a 3.5 mm TRRS CTIA compliant headphone connection, compatible with standard style headphones.

A multifunction Green/White LED indicates On/Off, Charging, and Battery status. The receiver boasts a signal-to-noise ratio of 70 dB or greater and an audio frequency response of 40 Hz - 15 kHz ( +/-3 dB), ensuring clear and high-quality audio. The device also incorporates automatic battery charging circuitry, which can charge and maintain the lithium-Ion battery either via the micro USB port or the docking station using the additional charging contacts on the bottom of the device.