Full-duplex voice, ‘barge-in’

Voice activity detection

Silence detection

Human talker detection

Fax signal detection

G.168 echo cancellation, up to 128 ms tail length

Recording automatic gain control (AGC)

Pitch control

Audio tap

Voice over IP support

G.711 voice codec (64 kbps, µ-law, A-law)

G.726 voice codec (32 kbps)

GSM voice codec (13 kbps)

G.168 echo cancellation, up to 128 ms tail length

Adaptive jitter buffer

Voice activity detection (VAD)

Comfort noise generation (CNG)

Real time protocol (RTP framing)

Impedance calibration

Switching and Conferencing features

On-board switching and conferencing

Automatic gain control (AGC)

Fax features

Support for fax class 1 and 2

Support for fax group 3, T.30

V.17, V.29, V.27ter, V.21, V.34 modulation

Up to 33.600 bps with each channel (send and receive)

Fax compression MH, MR, MMR

Error Correction Mode (ECM)

Features

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