An optional features of the BMW 3 Series Convertible, the BMW Navigation system offers the ergonomic usability of the iDrive control concept. Using the intuitively-designed Controller and with the high-resolution Display perfectly positioned in your line of sight, you can set your destination without being distracted from the road ahead. Cabin climate, entertainment and communication functions are also accessed by the Controller. To instantly activate commonly-used addresses, radio stations or other features, simply use the eight programmable "favourites" keys.