GLOBALSAT TR-151 - Manual (Page 45)

2.5 Voice Monitor
2.5.1 Process of making TR-151 do voice monitoring by SMS
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1 ?6,IMEI,Return_Phone_Number!
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2 ?6,IMEI,OK!
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3 Call back the phone number.
You can stop voice monitoring by hang up the phone call.
For details, please refer to “How to make TR-151 to do voice monitoring function by SMS?”
2.5.2 Process of making TR-151 do voice monitoring by GPRS server
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1 $6,IMEI,Return_Phone_Number!
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2 $OK!
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3 Call back the phone number.
You can stop voice monitoring by hang up the phone call.
For details please refer to How to make TR-151 to do Voice monitor function by GPRS?
User/
Server
TR-151
User/
Server
TR-151
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