Manual
     Smart Machine Smart Decision 
SIM800 Series_AT Command Manual_V1.09  183  2015-08-03 
Parameter Saving 
Mode 
AT&W_SAV E 
Max Response 
Time 
- 
Reference 
Note 
The default value is : 
<mode>,<timer_on>,<timer_off> 
1,64,800 
2,64,3000 
3,64,300 
6.2.49 AT+CBUZZERRING Use the Buzzer Sound as the Incoming Call Ring 
AT+CBUZZERRING Use the Buzzer Sound as the Incoming Call Ring 
Response 
+CBUZZERRING: <mode> 
OK 
Read Command 
AT+CBUZZER
RING? 
Parameter 
See Write Command 
Response 
OK 
ERROR 
Write Command 
AT+CBUZZER
RING=<mode> 
Parameter 
<mode> 
0 Disable the function of using buzzer sound as the incoming call ring 
1 Enable the function of using buzzer sound as the incoming call ring 
Parameter Saving 
Mode 
AT&W_SAV E 
Max Response 
Time 
- 
Reference 
Note 
This buzzer function is depending on the hardware. 
6.2.50 AT+CEXTERNTONE Close or Open the Microphone 
AT+CEXTERNTONE Close or Open the Microphone 
Response 
+CEXTERNTONE: (0,1) 
OK 
Test Command 
AT+CEXTERN
TONE=? 
Parameters 
See Write Command 










