... 52",55",65",70",82") RXZG-B32C wall-mounted advertisement monitorTechnical Parameters(for selection15″, 17″, 19″, 22″, 26 ... the background music of the picture (press 10 + key when playing picture, background music MP3 will ... press 0 key means mode of playing picture, press 1 key means choosing the speed ... of playing picture)13. Support software upgrade immediately14. Light ...