specificationn. specifying or being specified; specified detail, esp. (in pl) detailed description of construction, workmanship, materials, etc., of work (to be) undertaken, prepared by architect, engineer, etc.
designn. 1. mental plan; scheme of attack. 2. purpose; end in view; adaptation of means to ends. 3. preliminary sketch for picture, plan of building, machine, etc.; arrangement of lines, drawing, etc. 4. established from of a product; general idea, construction from parts
Concise Oxford Dictionary
It is now time to put a sound system together in order to fill a space with sound. We will need to move beyond ...