Compression rate Help the informatization construction of the Party School of the Party School of Jiujiang City, Chaisang District Committee (II) Time: 2 0 2 4 1 2 1 8 1 School Audio Solutions School Audio Solutions System is a system solution designed for the teaching, conferences, academic reports of colleges and general schools, school playgrounds, sports venues, classrooms, canteens, corridors, etc., which provide campus conference systems that provide sound reinforcement, speech, control, offices in various occasions such as school lecture halls and conference rooms, as well as students' listening backup, regular bell paging, and Bluetooth microphone teaching. 50 people
