- 12 Mic/Line Inputs + 8 Mic/Line Outputs
- Automatic Echo Cancellation (AEC)
- Analog Telco Interface
- Built-In USB Audio
- DARE Dynamic Feedback Elimination
- SIP Conferencing 5 Lines & 5 Calls
- Daisy-Chain with BMA CT, DIALOG
- VoIP & POTS Conferencing
- Built-In Skype for Business Clients
ClearOne 128VT Overview
Learn How to Record Audio for Video and Film
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System integrators looking for a powerful digital signal processor for conferencing and sound reinforcement applications will be impressed with the ClearOne Converge Pro 2 128VT, an advanced multichannel microphone automixer with 12 configurable mic/line inputs with AEC, 8 outputs, built-in VoIP/Skype for Business interface, Telco, USB audio, GPIO, RS232, IP control interfaces, and P-Link and C-Link expansion buses.
The Converge Pro 2 is optimized to work with the latest Beamforming Mic Array 2 and DIALOG 20 2-Channel Wireless Microphone System through its native connection. The 128VT is well suited for VoIP conferencing, audio recording, pre-recorded digital audio, audio networking over a LAN, web conferencing, UC audio conferencing, sound reinforcement with DARE feedback elimination, bridge web conferences with VoIP or Skype for business and is a great choice for conference rooms, training centers, lecture halls, courtrooms, telemedicine theaters, and houses of worship.
- 12 Mic/Line inputs with AEC
- Built-in VoIP: 5 lines
- Built-in Telco with ClearEffect processing
- Built-in Skype for business client
- Separate ports for VoIP/Skype for Business and Ethernet
- Built-in USB for PC-based conferencing
- Reduced footprint and power consumption
ClearOne 128VT Overview
Learn How to Record Audio for Video and Film
Read More
System integrators looking for a powerful digital signal processor for conferencing and sound reinforcement applications will be impressed with the ClearOne Converge Pro 2 128VT, an advanced multichannel microphone automixer with 12 configurable mic/line inputs with AEC, 8 outputs, built-in VoIP/Skype for Business interface, Telco, USB audio, GPIO, RS232, IP control interfaces, and P-Link and C-Link expansion buses.
The Converge Pro 2 is optimized to work with the latest Beamforming Mic Array 2 and DIALOG 20 2-Channel Wireless Microphone System through its native connection. The 128VT is well suited for VoIP conferencing, audio recording, pre-recorded digital audio, audio networking over a LAN, web conferencing, UC audio conferencing, sound reinforcement with DARE feedback elimination, bridge web conferences with VoIP or Skype for business and is a great choice for conference rooms, training centers, lecture halls, courtrooms, telemedicine theaters, and houses of worship.
- 12 Mic/Line inputs with AEC
- Built-in VoIP: 5 lines
- Built-in Telco with ClearEffect processing
- Built-in Skype for business client
- Separate ports for VoIP/Skype for Business and Ethernet
- Built-in USB for PC-based conferencing
- Reduced footprint and power consumption
- Standalone and daisy-chained system
- Stack units for up to 144 Mic/Line inputs
- Expansion bus “C-Link” with 64 channels
- “P-Link” bus to connect peripheral devices
- ClearPath architecture for guided workflow and processing
- Next-gen Acoustic Echo Cancellation processing
- Distributed Echo Cancellation on every mic input
- Noise Cancellation with Adaptive-Ambience
- Acoustic Intelligence with faster convergence
- DARE feedback elimination
- Advanced microphone gating
- Updated console software
- Auto-discovery of devices
- MatrixView for entire system
- FlowView for visualized audio signal paths
- System monitoring and troubleshooting
- VoIP conferencing
- POTS conferencing
- PC-based conferencing and unified communications
- Microsoft Skype for Business audio conferencing
- Dialer app for Windows, Mac, iOS, Android
- Touch Panel Controller with tabletop and wall mount options
- Third-party control modules
- Standalone and daisy-chained system
- Stack units for up to 144 Mic/Line inputs
- Expansion bus “C-Link” with 64 channels
- “P-Link” bus to connect peripheral devices
- ClearPath architecture for guided workflow and processing
- Next-gen Acoustic Echo Cancellation processing
- Distributed Echo Cancellation on every mic input
- Noise Cancellation with Adaptive-Ambience
- Acoustic Intelligence with faster convergence
- DARE feedback elimination
- Advanced microphone gating
- Updated console software
- Auto-discovery of devices
- MatrixView for entire system
- FlowView for visualized audio signal paths
- System monitoring and troubleshooting
- VoIP conferencing
- POTS conferencing
- PC-based conferencing and unified communications
- Microsoft Skype for Business audio conferencing
- Dialer app for Windows, Mac, iOS, Android
- Touch Panel Controller with tabletop and wall mount options
- Third-party control modules
In the Box
- ClearOne Converge Pro 2 128VT Advanced Multichannel Mic Auto Mixer with VoIP, Telco, and DSP
- Power Cord
- 12 x Terminal Block Input Connectors
- 8 x Terminal Block Output Connectors
- GPIO Terminal Block Connector
- C-Link Cable
- VoIP Cable
- USB Cable
- 2 x Rack Ears (Pre-Installed)
- 4 x Rack Screw/Washer Kit
- Limited 3-Year Warranty
ClearOne 128VT Specs
| Inputs | Balanced Audio Inputs: 0.15″ / 3.81 mm Orange Color Phoenix/Euroblock Male Header, Push-On Mini-Terminal Block |
| Outputs | Balanced Audio Outputs: 0.15″ / 3.81 mm Black Color Phoenix/Euroblock Male Header, Push-On Mini-Terminal Block |
| Frequency Response | 20 Hz to 22 kHz at +4 dBu, ±0.5 dBu |
| Equivalent Input Noise | 20 kHz BW, Max Gain, Rs = 150 Ohms, -126 dBu |
| Total Harmonic Distortion (THD) + N | 20 Hz to 22 kHz at +4 dBu, Line Level, 0.006% 20 Hz to 22 kHz at -56 dBu, Mic Level, < 0.04% |
| Dynamic Range | 20 Hz to 20 kHz at 0 dB, > 105 dB |
| Crosstalk | Mic/Line: Channel to Channel, Stimulus at 20 dBu to Receptor at -56 dBu, 1 kHz, < -98 dB |
| Input Impedance | Balanced (Line to Ground), 2.2 Kilohms, 1% |
| Nominal Input Level | Adjustable -56 dB to 0 dB, 7 dB Step Coarse Gain |
| Maximum Input Level | -65 dBu to 20 dBu |
| Phantom Power | 48 V, 6.81 Kilohms |
| Output Impedance | Balanced (Line to Ground), 95 Ohms, 1% |
| Output Level | Nominal: 0 dBu Maximum: 20 dBu Selectable: -40 dBu |
| Port Type | USB-B Connector |
| Audio | Digital Audio, 2 x 2 Bidirectional Channels |
| Sample Rate | 48 kHz |
| Bit Depth | Sample: 24-Bit |
| Compatible | USB 2.0 USB 3.0 |
| Port Type | RJ45, 10/100 Mb/s Ethernet Network, Auto Negotiation |
| Audio | 5 Lines |
| Codec | G.711 uLaw, G.711 ALaw, G.722 |
| Skype | Skype for Business (S4B): Microsoft Skype for Business Support (1 Client) Choose Either Regular VoIP or S4B Through Configuration |
| Port Type | RJ45, 10/100 Mb/s Ethernet Network, Auto Negotiation |
| IP Address Assignment | IPv4 (IPv6 Upgradeable Through Future Software, Firmware Upgrade) |
| Port Types | RJ45 (Cat 5e or Cat 6) C-Link In & Out: Proprietary Expansion Bus Audio: 64 Expansion Channels Cable: Solid Core, Factory Terminated Cat 5e or 6 cable Distance: Up to 150′ / 45 m |
| Port Types | RJ45 (Cat 5e or 6) |
| P-Link Connector | In and Out: Proprietary Peripheral Bus |
| PoE | In: P-Link In Port PoE 802.3 af Mode B, Midspan Power On “Spare Pairs” 4, 5, 7, and 8 Input Voltage Range: 48 to 56 V |
| Audio | Up to 3 Beamforming Microphone Array 2 Units + up to 3 DIALOG 20 Wireless Receiver Units + up to 3 USB Expander Units + up to 3 GPIO Expander Units |
| Cable | Solid Core, Factory Terminated Cat 5e or 6 Cable |
| Distance | Up to 200′ / 60 m |
| Long Distance P-Link | Increases P-Link Distance from 200 x 650′ / 61 x 198.1 m 650′ / 200 m Maximum Cable Distance between any Two Units Cat 6, 550 MHz, 23 AWG, Solid Conductor Cable Do Not Use Copper Clad Aluminum (CCA) Cable Available Only for BFM2 Peripheral Units 48 V PoE Midspan Mode B Power Injector for 1 BFM2 Unit 56 V PoE Midspan Mode B Power Injector for 3 BFM2 Units |
| Port Type | DB9 Female |
| Settings | 9600/19200/38400/57600/115200 Baud; Serial Echo; Flow Control |
| Support | Serial Commands |
| Port Type | 0.2″ / 0.5 cm Green Color Phoenix/Euroblock Type Male Header |
| Support | Control, Status, Variable Voltage Control |
| Power Pin Assignment | 5 VDC at 350 mA Power Source |
| Pin Assignments | Pin 1 to 4: Open Collector Outputs: 40 VDC at 250 mA Active Outputs (Source/Sink): 5 VDC at 25 mA Logic Inputs: 40.2 Kilohms Pull Up Variable Voltage Control Inputs: 5 VDC Max Ground Pin: GND |
| Port Type | USB-B Connector |
| Location | Front Panel |
| Compatible | USB 2.0, USB 3.0 |
| Location | Front Panel |
| Status LEDs | Off: Unit Still Initializing Blue – Fast Blinking: Stack Syncing in Progress Blue – Slow Blinking: Unit Not Configured Blue – Solid: Configured Unit Red – Fast Blinking: Stack Sync Error |
| LED | Locate LED: Blue – Blinking: Unit “Locate” Command Received Power LED: Blue – Solid: Unit Is Powered On |
| Sensor Type | Capacitive Touch Button |
| Location | Front Panel |
| Port Type | AC Inlet |
| Mains Voltage | 100 to 240 VAC, 50/60 Hz |
| Power Consumption | 50 W Typical |
| Thermal | 170 BTU/Hr Typical |
| Operating Temperature | 14 to 104°F / -10 to 40°C |
| Rack Units | 1 RU |
| Dimensions | Without Rack Ears: 17 x 10.7 x 1.7″ / 43.2 x 27.3 x 4.4 cm With Rack Ears: 19 x 10.7 x 1.7″ / 48.3 x 27.3 x 4.4 cm |
| Weight | 9.3 lb / 4.2 kg |
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