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Total of parts: 3
| Part Number | Category | Description |
|---|---|---|
| AT1004EC | ECHO Canceller | ECHO CANCELLAR CHIP 4 CH 28SOP |
| AT2004 | ADPCM Voice Compression | ADPCM Voice Compression G.726 16Kbps/24Kbps/32Kbps/40Kbps 3.3V |
| AT2006 | ECHO Canceller | ECHO Canceller Chip 8-CH G.165/G.168 With Tone Detection |
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Stas Davydov, Olga Gromova + Outcorp © 2009.