LTE Standard Module Series Parameter Integer type. Module state. 0 Module is not playing the file 1 Module is playing the file Integer type. 0 Stop playing 1 Start playing String type. Name of local audio file, including file path, file name and file suffix. The default path is UFS: . Integer type. Play the file once or repeatedly. 0 Play only once 1 Play repeatedly Integer type. Mute or not mute uplink. 0 Mute 1 Not mute Integer type. Mute or not mute downlink. 0 Mute 1 Not mute Error codes. For more details, see Chapter 3 . NOTE EC200U&EG915U_Series_Audio_Application_Note 12 / 25 Write Command AT+QPSND= , , [, [, ]] Response OK Or ERROR If there is any error related to ME functionality:
+CME ERROR: When the playback is completed: +QPSND: 0 Maximum Response Time 300 ms Characteristics / 1. The module only supports 8K linear and single-wave mono playing formats when playing the uplink audio. 2. Playing downlink sound is prohibited in calling mode; Playing uplink sound is prohibited in non-calling mode. 3. and cannot be set to 0 or 1 simultaneously.