The UA-767 Voice announces the BP reading clearly in English. Easy one-touch measurement and voice annunciation allows patients who have trouble reading the display to keep track of their blood pressure at home without support from other family members. A volume control switch and earphone jack are quipped for easy listening. Features Easy one-touch measurement Voice announcement of results (systolic, diastolic& pulse values) 3-line display Clinically Validated, CE0366 Uses the same oscillometric technique used in hospital bedside monitors Includes a jack for headphones (headphones not included) Battery operation (4 "AA" type) * Validated as UA-767 plus