This paper focuses on the optical and acoustic technical parameters of digital cinema LED auditoria, conducting in?depth analysis, testing, and evaluation research. The paper elaborates in detail on the key aspects covered by the optical and acoustic technical parameters of LED auditoria. Through corresponding testing methods and evaluation approaches, it explores the impact of these parameters on aspects such as the viewing experience, display, and sound effect creation. The aim is to provide a scientific basis and technical reference for optimizing both optical and acoustic effects of digital cinema LED auditoria and enhancing the overall viewing quality, thus contributing to the better development and improvement of relevant technology applications in the industry.