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All-in-one design integrating speaking and attendance registration functions.
Supplied with a 2-meter dedicated 8-core DIN high-density cable with a secure aviation plug.
Integrated square-column stem with a cardioid electret condenser capsule and a dual-color (red/green) status indicator ring.
Includes a 3.5mm stereo headphone jack for real-time speech monitoring from other units.
Independent volume controls for both microphone sound pickup and headphone monitoring.
Microphone on/off button (with priority key on chairman unit) used for speaking, attendance, and unit ID numbering.
Each unit is assigned a unique ID address for accurate system identification and management.
Compatible with automatic camera tracking after system host or PC software configuration.
Automatic self-diagnostic capability upon connection to the central control host.
Passive unit directly powered by the system controller with a 24V DC input voltage.
Supports flexible "daisy-chain", T-type, and star ("+") wiring connection topologies.
Model | D6273 D6274 | |
Structure Type | Desktop | |
Effective Frequency Range with Gain Limiting (±3dB) | Unit A Input to Unit B Monitoring | 80Hz-12kHz |
Host Line Input to Unit Monitoring | 80Hz-16kHz | |
Unit to Host Line Output | 80Hz-16kHz | |
Static Power Consumption | <1W | |
Maximum Power Consumption | <2W | |
Signal-to-Noise Ratio | >80dB (A-weighted) | |
Crosstalk Attenuation | >80dB | |
Harmonic Distortion | <0.3% | |
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 | -42±2dBV/Pa | |
Frequency Response | 50Hz-20KHz | |
Maximum Sound Pressure Level | 125dB | |
Product Dimensions | 153×130×119mm | |
Product Weight | 0.8kg | |
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