Specifications

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microphones and 16 phone lines for a single site.

Increased distance between units—up to 200 feet/60.96 meters.

Graphical, user-configurable routing matrix allows you to route any input channel to any output, processing,

or fader channel (or combination thereof) on any Converge™ Pro unit, or across the expansion bus.

Front panel control of mute and gain for all input and output and output channels.

Safety mute button on the Console™ software button bar instantly mutes all outputs.

ClearOne

’s DSP (Digital Signal Processing) technology ensures crystal-clear audio between

teleconferencing sites.

AEC (Acoustical Echo Cancellation) Enhancements

Smoothing filters to reduce artifacts

AEC (Acoustic Echo Cancellation) freezing

Pre-AEC bypass channels

Improved AEC adaption and noise suppression algorithms

Automated Push-to-Talk microphone mode

Gain and gating control tracking

Cross-point gain adjustments

Four fader channels

Microphone preamp gain control

7 dB coarse gain and .5 dB fine gain increments for improved microphone gain matching

AGC (Automatic Gain Control) algorithm

ALC (Automatic Level Control) algorithm

Telephone Hybrid Enhancements (840T and TH20)

Custom telephone line settings for international teleconferencing and in-country localization

Type I & Type II auto-sensing telephone interface (U.S./E.U.)

International impedance matching

Improved TEC (Telco Echo Cancellation) with 31 millisecond tail time

Continual TEC adaptation to telephone line conditions

ClearEffect™ wideband audio emulation algorithm

Digital anti-alias filter minimizes CO switching noise and hum

ALC (Automatic Level Control) on telco receive channel

Improved call management and processing

Adjustable dial tone, DTMF attenuation

Off-hook DTMF generation

Robust dial tone detection

Ringer selection

Caller ID

Touch-tone dialing capability (40 character dial string)

Analog telephone line compatibility

10 W speaker amplifier (840T only)

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