The A&D Medical Deluxe Blood Pressure Monitor with Bluetooth for home use is easy-to-use with automatic one-button operation. Clinically validated for accuracy to meet the international protocol set by the European Society of Hypertension, this automatic blood pressure monitor gives you quick and accurate results. Download the free A&D Connect app (available in the Apple App Store and the Google Play Store) to wirelessly sync and store unlimited measurements via your Bluetooth enabled device. Setup is easy, and you can view graphs/trends in your dashboard and securely share your results with your doctor or your family - only those you authorize can see your information. The monitor can also store up to 30 measurements in device memory, with date and time stamps, to sync to A&D Connect app at a later time. This blood pressure monitor also features a Pressure Rating Indicator that lets you know if your blood pressure is high, low, or normal (according to standard guidelines), and when taking your blood pressure the machine's Irregular Heartbeat Detection will alert you to the presence of an irregular heartbeat while still providing an accurate reading. The medium cuff fits arms with a circumference of 9.0 to 14.6 inches and uses gentle inflation to make taking your blood pressure more comfortable. This blood pressure monitor comes with the blood pressure monitoring machine; a medium blood pressure cuff; a bilingual (English/Spanish) instruction manual; and a bilingual quick start card, and it operates on four AA batteries (included) or the optional AC adapter (available separately). MOBILE COMPATIBILITY: Device must have Bluetooth 4.0 or later; Apple: iOS v.6.0 or newer; iPhone 4s or newer; iPod touch 5th gen; iPad 3,4, iPad Air; iPad mini; Android: OS 4.4 or greater and Bluetooth Ready device, Andoid phones/tablets.