Results - evaluation of the returned product confirmed the reported issue and revealed the unit initially powers on with batteries and passed sensor testing.However, when the unit is tested for voice only mode, the unit lost power on its own.Unit was retested for power using batteries, but unit did not power on, therefore, unit is non-functional.Additional invasive tests found the unit's output voltage is below range.Visual findings observed that unit has a crack on the lower right corner and scrapes on the front enclosure.The warning label is missing, therefore could not determine the manufactured site.Also, the sensor receptacle is elevated from the pcba.(b)(4).
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