AT Command

Description

AT^ECHO command is used to switch the echo canceller mode before a voice call.


Support

Huawei Module Tutorial

Examples

//Echo cancellation command support
AT^ECHO=?

^ECHO: (0-5)

OK

//Current setting for echo cancellation
AT^ECHO?

^ECHO: 4

OK

//Handset echo cancellation mode
AT^ECHO=1

OK

//Headset echo cancellation mode
AT^ECHO=2

OK

//Carkit echo cancellation mode
AT^ECHO=3

OK

//Speaketphone echo cancellation mode
AT^ECHO=4

OK
//Bluetooth echo cancellation mode
AT^ECHO=5

OK

KeywordsAT^ECHO syntax, examples, parameters, error, input, response.

With Online AT Command Tester tool, you can test this feature.

With Online AT Command Tester tool, you can also get device diagnostic information easily,