Designer Sudhanwa Chavan has designed the Extru and shown at yankodesign. It’s always the technology and materials used that shoot up the cost of a mobile phone. Compromising on technology is not so bright, hence designer Sudhanwa Chavan played around with the materials and construction of a cellphone. His version is the Extru, a device that avoids complex surfaces, has a simple operating interface and takes care of the delicate parts intelligently. A very simple and dynamic form. Features include a color sensitive screen that turns neutral with an incoming call. Simple interface with touch sensitive keypad that glow.