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Integrated discussion and voting functions in a single conference unit.
Comes with a 2-meter dedicated 8-core DIN high-density cable with an aviation plug.
Equipped with a cardioid electret condenser microphone with a dual-color LED ring (red/green).
Standard gooseneck microphone included.
Microphone stem can be detached during recess for convenient maintenance and storage.
Built-in magnetic high-fidelity speaker; speaker automatically mutes when microphone is active to prevent feedback.
3.5mm stereo headphone jack for connecting headphones; headphone volume adjustable.
Excellent resistance to mobile phone interference.
Features a microphone on/off button, 5 voting keys, and a priority key on the chairman unit.
Supports button-based check-in function.
Each unit has a unique ID number.
High-brightness LCD screen displays real-time unit status during operation.
Compatible with cameras: after configuration via the digital conference system host or PC software, the unit can support automatic camera tracking.
Self-diagnostic functionality when connected to the control host.
Passive device powered by the system host; input voltage: 24V.
Microphone activation triggers a notification sound; sound can be enabled or disabled via settings.
Supports “daisy-chain”, T-type, or star (“+”) connection modes.
Model | D6221 D6222 | |
Structure Type | Desktop | |
Effective Frequency Range for Gain Limiting (±3dB) | Unit A Input to Unit B Monitoring | 80Hz-7kHz |
Host Line Input to Unit Monitoring | 20Hz-8kHz | |
Unit to Host Line Output | 80Hz-9kHz | |
Speaker Power | 1.5W | |
Static Power Consumption | <1W | |
Maximum Power Consumption | 2W | |
Signal-to-Noise Ratio | >80dB | |
Crosstalk Attenuation | >80dB | |
Harmonic Distortion | <0.5% | |
Headphone Output | 9dBu, 8-32Ω, 3.5mm | |
Operating Power | Powered by host, DC24V | |
Unit Interface | 8-Core DIN dedicated connector | |
Microphone | Microphone Type | Cardioid electret condenser |
Input Sensitivity | -45±2dBV/Pa | |
Frequency Response | 50Hz-16kHz | |
Maximum SPL | 115dB | |
Product Dimensions (W×D×H) | 218×120×50mm | |
Package Dimensions | 420×260×125mm | |
Net Weight | 1kg | |
Gross Weight | 2kg | |
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