LTE Standard Module Series 2.3.9. AT+QWTTS Play/Send Text to Far-end This command plays text or sends text to far-end during a call. Parameter Integer type. Not mute the uplink. 1 Not mute Integer type. Mute the downlink. 0 Mute Integer type. Start/stop playing and specify format. 0 Stop playing. can be ignored. 1 Start playing. uses UCS2 encoding. 2 Start playing. is string type, usually ASCII characters, and is GBK encoding in Chinese. String type. Text to be played. The text format depends on . Maximum length: 548 bytes. Integer type. Status of the TTS player. EC200U&EG915U_Series_Audio_Application_Note 18 / 25 AT+QWTTS Play/Send Text to Far-end Test Command AT+QWTTS=? Response +QWTTS:
(list of supported s),(list of supported s),(range of supported s), OK Read Command AT+QWTTS? Response +QWTTS: OK Write Command AT+QWTTS= , , [, ] Response OK Or ERROR If there is any error related to ME functionality: +CME ERROR: When the text play is completed: +QWTTS: 0 Maximum Response Time 300 ms Characteristics The command takes effect immediately. The configurations will not be saved.