Digital Era also brings us a bit standardization on products, sometimes it is hard for users to build some connections. Techonology making products smarter but also very similar with no distinguished characteristics. I do believe the product language will evolve to be more personalised(in this example even retro or kind of steam-punk style) in future to give products more characteristics. So we wanted to create a retro style which can be recognisable. By integrating a rotary control from past we used to see on the phones and also by using the classic toggle switches.