ATEIS IDA8 - Manual (Page 407)

Components of Audio Processor 407
© 2012 ATEÏS
AEC Coefficient / Reset
On each channel you can independently activate the echo cancellation process by setting the "AEC
Coefficient" parameter on "Perform". It can also work without the process activating by maintaining
the AEC coefficient by choosing "Hold". Of course, you can deactivate it by choosing "Off".
The reset button is used to reset the AEC coefficient.
Volume display and control
The far-end volume and near-end volume vu-meters display the far-end and near-end volume levels