Get vocal about your health with the Medisana BU 535 Voice Upper Arm Blood Pressure Monitor. Get vocal about your health with the Medisana BU 535 Voice Upper Arm Blood Pressure Monitor. Start every home health check with ease using the automatic upper arm blood pressure monitor featuring a clear voice guide, designed for simple and reliable home use by all ages. Enjoy fully automatic operation that measures both blood pressure and pulse, while the large display ensures results are easy to read and understand, making it especially helpful for elderly users or those who prefer spoken instructions.