A conference unit integrating speaking and voting functions.
Supports WPA/WPA2 wireless security protocol with 128-bit AES encryption to prevent eavesdropping and unauthorized access, ensuring higher confidentiality of the wireless delegate microphone system;
Supports roaming functionality, allowing seamless switching between multiple APs, expanding Wi-Fi coverage, and enabling use in large or multi-room conference venues.
Uses a cardioid electret condenser microphone with a dual-color LED ring (red/green) to indicate speaking and request-to-speak status.
Standard configuration includes an integrated square aluminum alloy mic stem, with optional gooseneck mic rods available.
The microphone stem is detachable during recess for convenient maintenance and storage.
Built-in magnetic high-fidelity speaker automatically mutes when the mic is on to avoid feedback.
3.5mm stereo headphone jack with adjustable volume.
Excellent resistance to mobile phone interference.
Equipped with a mic switch button, 5 voting keys; chairman unit includes a priority button.
Supports sign-in via button press.
High-fidelity sound quality; up to 6 microphones can be active simultaneously in wireless mode.
Each unit has a unique ID number.
2.4" high-brightness OLED display showing real-time operating status
Together with the camera, the camera can be automatically tracked when set up using the digital wireless conference system host or PC control software.
Supports automatic camera tracking when configured with the digital conference host or PC software.
Supports self-diagnosis when connected to the control host.
Built-in high-capacity lithium battery with ultra-long standby and operating time.
Switch-on tone can be enabled/disabled to indicate mic status
Model | D7321/D7322 | |
Structure Type | Desktop | |
Effective Frequency Range of Gain Limitation (± 3db) | Unit A To Unit B. | 130Hz-14kHz |
Host Line to Unit | 130Hz-14kHz | |
Unit to Host Line | 50Hz-14kHz | |
Speaker Power | 1.2W | |
Static Power Consumption | <3.2W | |
Maximum Power Consumption: | 4.5W | |
Signal-to-Noise Ratio | >81dB | |
Crosstalk Attenuation | >80dB | |
Harmonic Distortion | <1% | |
Headphone Output | 9dBu, 8-32 Ω, 3.5mm | |
Operating Power Supply(Battery Pack) | DC5V is charged by Type-C port (more efficient charging in off state) | |
MIC | Microphone Type | Elector cardiac capacitive type |
Input Sensitivity | -42±2dBV/pa | |
Frequency Response | 50Hz-20kHz | |
Max. SPL | 125dB | |
Package Dimensions | 485×280×120mm | |
Machine Dimensions (W × D × H) | 175×133×46mm | |
Gross Weight | 2.0kg | |
Net Weight | 0.6kg | |

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