Warranty period

•  1 year professional, 2 years home use (1)
•  2 (12)
•  2 years professional, 3 years home use (1)
•  2 years professional, 4 years home use (1)
•  3 years (14)
•  Frame: Lifelong (1)
•  Labor: 2 years (2)
•  Mechanical and electronic parts: 2 years (1)
•  Mechanical and electronic parts: 3 years (1)

Chest strap possible

•  No (1)
•  Yes, optionally available (1)