Speaker "Smart Back" Cellular Phone Accessory

Keenly following the market demand for cellular accessories, Stone Mountain Design developed a "Smart Back" speaker phone accessory for a new, feature-rich cellular telephone by Sony Ericsson. We generated complete electrical and hardware designs, detailed PCB layout, industrial design, detailed mechanical design, full finite element analysis, 3D models, 2D documentation, electrical and acoustic test data, color renderings and working prototypes. Notably, we completed this product development cycle within 5 months.