1.32"Wall-mounted LCD Advertising Monitor 2.high quality ... ",42",46",52",55",65",70",82") RXZG-B32C wall-mounted advertisement monitorTechnical Parameters(for selection15″, 17″, 19″, ... play the background music of the picture (press 10 + key when playing picture, background music MP3 will play automatically ... teaching, information guide, exhibition use etc. 32"wall-mounted advertisement monitor