Various controls of the device. - The controls - for navigation and usage are hardware driven, with the user getting feedback from touch, geometry - location and voice. The screen acts as a supplementary aid for learning.
The design catered to the aspect of 'wearing the product' while in use, so as a minimum disturbance was created for the users, while working. The product form was influenced by the interaction model and the wearability option, with lot of trials in models done to arrive at the final circualr dial.