The Omron Upper Arm Monitor - 200 memory sotrage new algorithms that make it more accurate. It is also a "connected" Bluetooth model (works with both IOS and Android systems) and creates most accurate BP monitor ever one-touch use irregular heartbeat detector Advanced Averaging 2-user mode Hypertenstion Indicator New Easy-Wrap ComFit cuff BP level indicator Detects Morning Hypertension Tru Read AM/PM Averaging Calibration check. New Easy-Wrap Com-Fit cuff Fits 9:-17" arm AC adapter included Carrying case 5 yr. wty. IntelliSense Clinically proven accurate