Product development process is the sequence of steps or activities which an enterprise employs to conceive, design and commercialize a product. We focus on product development activities that benefit from the participation of all core functions of a firm or industry. This paper consists of methods for completing development methods. The methods are structure and it is followed by step-by-step approach. That's why the product development of multimedia projector trolley is accomplished by following sequential steps of product planning, identifying customer needs, product specification, concept generation, concept selection phases. This paper addresses successful accomplishment product design and development of a multimedia projector trolley according to properly specified customer needs and specifications.