A&D (also written AND) is a Japanese company specializing in the development and manufacture of medical diagnostic equipment such as blood pressure monitors and scales.
The A&D blood pressure monitors are among the most sold blood pressure monitors in the world. Especially in the United States and England it is one of the most famous brands.
A&D is known for its good price/quality ratio. A&D's blood pressure monitors are often clinically validated in accordance with the British BHS protocol. You can therefore assume that a blood pressure measurement with an A&D blood pressure monitor is reliable.
A&D's blood pressure monitors are produced in China.