User's Manual

IQOYA TALK
Portable IP audio codec
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Parameter
Meaning
Codec
A large number of encoding formats is available on IQOYA TALK:
● linear 12/16/20/24-bits PCM
● ITU G.711_ALAW/_ULAW /G.722
● ISO MPEG-1/2 Layer I, Layer II, Layer III
● AAC-LC, HE-AACv1 (LC+SBR), HE-AACv2(LC+SBR+PS), AAC-LD, AAC-ELD
● Opus / OPUS+INBANDFEC
Sample rate
Frequency of the encoded audio, to be selected from the list box.
It can be different from the device’s sampling frequency
Channels
Select if the audio stream encoding is stereo or mono.
Bit rate
Bit rate of the encoded audio.
FEC / Dual Stream
A Forward Error Correction (FEC) can be selected.
FEC is a technique used to reduce data transmission errors on unreliable
networks by sending additional information allowing to correct them. It
consists in sending additional packets so that the decoder can recover lost
ones. The amount of additional frames defines the recovery performance.