This is the Hitec HTS-Voice 2.4GHz Telemetry Voice Announcing System.

FEATURES: Compatible with Hitec AFHSS 2.4GHz radio systems
          Provides audible telemetry data via speaker or earphones
          Allows flyers to hear the status of receiver battery, SPC voltage,
            speed, altitude, RPM, temperature, fuel, current and wattage
          Two year limited warranty from date of purchase against
             manufacturing defects

INCLUDES: Hitec HTS-Voice 2.4GHz Telemetry Voice Announcing System with Wire
            Connector, four Mounting Screws and Instructions

REQUIRES: Aircraft equipped with Hitec telemetry sensors and HTS-SS Sensor
            station
          AAA Batteries: Three

                                                                   jxs 05/21/12
                                                                         ir/jxs