Rainbow Electronics MG260 - Manual (Page 40)

FLYFOT-MG260-MODULE
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AT+CRSL=15
Note : Set volume to Max.
OK
Note : Current ring playing with Max.
volume.
AT+CRSL=?
Note : supported parameters +CRSL: (0-15)
OK
Defined values :
<sound level>
0 Min volume
6 Default volume (default)
15 Max volume
5.17 Audio loop test +TLOOP
Description:
This specific command is used to open MAINMIC/AUXMIC and RECEIVER/EARPHONE for
audio loop test
Syntax:
Command syntax: AT+TLOOP=m,<device>
Command
Possible responses
AT+ TLOOP =1,0
Note: test main micro and receiver
OK
Note: Command valid
AT+ TLOOP =1,1
Note : test aux micro and earphone
OK
Note: Command valid
AT+TLOOP = 0
Note: close audio loop test OK
Note: Command valid
AT+ TLOOP?
+CME ERROR: 3
Note: not support this command
AT+ TLOOP =?
+ TLOOP: (0~1), (0~2)
OK
Defined values:
m: 0 close audio test
1 open audio test.
device:
0 main micro and receiver.