This unit provides advanced reading direction and evaluation with a full-color informative lcd display. a clinically accurate device that produces simultaneous systolic, diastolic and pulse resultsannounced in english or spanish, it also features a 2-person, 30-reading memory recall plus guest mode with date/time stamp and last 3 reading average. the adjustable volume can be turned off for privacy during readings, and the illuminated touch-sensitive buttons are easy to use. the hypertension indicator compares measurements to globally accepted world health organization standards, and the irregular heartbeat detection alerts user when an arrhythmia is present during the reading. the adult size cuff fits an arm circumference of 11-3/4” – 16-1/2”.