ClearOne Converge Pro 880T | 8 Channel AEC Microphone Mixer Amplifier Hybrid 910-151-881

SKU: CLO-INTRFCE-910151881 Category:
Brand: ClearOne


Professional Audio Conferencing Equipment

The Converge Pro 880T is a professional conferencing system – Complete, digital matrix mixer conferencing solution with built-in telephone interface and speaker amplifier

Ideal for collaboration, presentation and distance communications, the CONVERGE Pro 880T capitalizes on ClearOne’s legacy audio technology with proven HDConference audio processing for unmatched sound and the most natural audio conferencing experience possible.

Eight built-in mic inputs,  enterprise-telephone interface, speaker amplifier for standalone applications, enhanced management features and simplified configuration make 880T the perfect expandable solution for virtually any venue or application.

Key Features

  • Unmatched HDConference Audio
  • Full-bandwidth Acoustical Echo Cancellation (AEC) keeps audio clear of reverberations
  • Improved duplex performance to create the most natural interaction
  • Next-generation noise cancellation with adaptive modeling matches rooms ambient noise
  • Increased resolution on Microphone Preamp stage provides fine tuning 0-56 dB in 7 dB increments
  • D.A.R.E (Dynamic Automatic Resonance Elimination) completely controls feedback
  • Next-generation Distributed Echo Cancellation on every mic input
  • First-mic priority delivers clear audio to the far end
  • 20 Hz-22 kHz bandwidth for full-range audio response
  • Automatic Gain and Level controls maintain balanced and consistent audio clarity
  • Flexibility
  • Scalable by linking multiple units for extensive mic coverage and up to 16 phone lines
  • Ten mic gating groups (four internal & six global) allow separation of mics into individual mixer gating groups for greater configuration flexibility
  • No space required between rack mounted unit
  • 32 presets can be executed on-the-fly without disturbing other ongoing preset operations
  • Improved Management
  • SNMP and HTML remote management give IT professionals flexible options for access
  • Event scheduler and diagnostic console for automation of updates and simplified maintenance
  • Simplified Configuration and Compatibility
  • Built-in telephone interface and 10W power amplifier
  • Integrated Ethernet and USB connections
  • Link multiple CONVERGE/CONVERGE Pro units (CONVERGE Pro 880, 880TA, 840T, 8i, TH20, CONVERGE SR 1212 and SR 1212A) for extensive microphone coverage and up to 16 phone lines
  • Built-in telephone interface and 10W power amplifier
  • Enhanced expansion bus, featuring 18 mix-minus audio buses for routing between units
  • 255 Macros for customized audio control/configuration with single command execution
  • Drag & drop A/V and channel objects
  • Selectable views-unit, matrix, channel

Technical Specifications

Audio Performance
Conditions: Unless otherwise specified, all measurements are performed with a 20 Hz to 22 kHz
BW limit (no weighting)
Frequency Response: 20 Hz to 22 kHz ±1dB
Noise (EIN): -126 dBu, 22 kHz BW, max gain,
Rs=150 ohm
THD+N: <0.02%
Dynamic Range: 100 dB (non A-weighted)
Crosstalk <-91 dB re 20 dBu @ 20 kHz channel to channel
Auto Mixer Parameters
Number of Open Microphones (NOM)
PA Adaptive Mode
First Mic Priority Mode
Last Mic Mode
Maximum # of Mics Mode
Ambient Level
Gate Threshold Adjust
Off Attenuation Adjust
Hold Time
Decay Rate
Matrix Mixing Parameters
12 analog in/out
18 expansion bus in/out
8 assignable processing blocks in/out
4 assignable fader blocks in/out
1 10W speaker amplifier
1 telco input/1 telco output
Assignable Processing Blocks
All pass
Low pass
High pass
Low shelving
High shelving
Parametric EQ
CD Horn
Delay; adjustable up to 250 ms
Assignable Fader Blocks
Microphone Input Configuration
Input Gain Adjust
Mic or Line Level:
Phantom Power on/off
Echo Cancellation on/off
Noise Cancellation on/off
All Pass
Low Pass
High Pass
Mute on/off
Chairman Override on/off
AGC on/off
Automatic Level Control on/off
Auto Gate/Manual gate
Adaptive Ambient on/off
Pre-AEC channel
Mic/Line Inputs 1-8
Push-on mini-terminal block, balanced, bridging
Impedance: < 10 K ohm
Nominal Level: adjustable -56 dBu to 0 dBu (7 dB step coarse gain adjustment)
Maximum Level: -65 dBu to +20 dBu
Echo Cancellation: 130 ms tail time (works with 12 dB of room gain)
Line Inputs 9-12
Push-on mini-terminal block, balanced, bridging
Impedance: < 10 K ohm
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Outputs 1-12
Push-on mini-terminal block, balanced
Impedance: < 50 ohm
Nominal Level: 0 dBu
Maximum Level: 20 dBu
Amplifier Output
Binding Post Connection
10 Watts @ 4 ohm Impedance
THD + Noise: < 0.5%
Telco Line Port
RJ-11 POTS (plain old telephone service) or analog PBX extension
A-lead supervision provided
Telco Set Port
Pass-though RJ-11 analog jack
Telephone Audio Performance
Conditions: Unless otherwise specified, all measurements are performed with Transmit
Limiter and Receive ALC disabled
Frequency Response: 250Hz to 3.3 kHz ±1dB
THD+N: <0.3% re-max level 250 Hz to 3.3 kHz
SNR: > 62 dB re-max level
Telco Line Echo Cancellation
Tail Time: 31 ms
Null: 55 dB nominal
Telephone Noise Cancellation
Noise Cancellation 6-15 dB attenuation
Expansion Bus In/Out
Proprietary Network
RJ-45 (2), 1.9 Mbps
CAT-5 twisted-pair cable, 200’ maximum cable length
Autoswitching with Quality of Connection (QoC)
10/100 Mbps Ethernet Network Port
10/100 Mbps Ethernet PC Port
RJ-45 Connectors
Serial Command Protocol Only (Console software not supported on RS- 232 port)
DB-9 female
9,600/19,200/38,400/57,600/115,200 baud rate; 8 bits,
1 stop bit, no parity
Hardware flow control on (default)/off
Control/Status Ports
DB-25 female A/B (2)
Inputs A/B: active low (pull to ground)
Outputs A/B: open collector, 40 VDC max, 40 mA each
+3.3 VDC pins (2) (300 mA over-current protected)
Version 2.0 compatible
Type: B-connector
Configuration & Admin Software
Converge Console
Power Input Range
100??240 VAC; 50/60 Hz
Power Consumption
30 W Typical
Dimensions (L x D x H)
17.25 x 10.25 x 1.75 inches
43.8 x 26 x 4.5 cm
7.5 lbs/3.3375 kg unit weight
12 lbs/5.4kg shipping weight
Operating Temperature
14 deg F/-10 deg C to 122 deg F/50 deg C ambient unit temperature

SKU: CLO-INTRFCE-910151881 Category:

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