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Model | D7702M | ||
General Specifications | Built-in Microphones | 104 Digital MEMS Microphones | |
Optimal Pickup Radius | 8m | ||
Intelligent Noise Reduction | Supports 300+ Noise Types | ||
Cascade | IP Cascade | ||
Acoustic Zone (Audio Fence) | User-configurable | ||
PC Control Software | Yes | ||
Infrared Remote | Yes | ||
Voice Technical Parameters | AI Noise Reduction | Supported | Supports 300+ noise types |
AI Reverberation Suppression | Supported | RT60< 1.5s | |
AI Echo Cancellation | Supported | 65dB | |
AI Full-Duplex | Supported | ||
AI Acoustic Zone | Supported | 30 dB suppression outside zone | |
AI Noise Suppression | Supported | 40dB | |
Intelligent Mixing | Support | ||
Audio Parameters | Audio Characteristics | Distributed Intelligent Automatic Pickup And Mixing | |
Sampling Rate | 48KHz | ||
Max. Background Noise Suppression | 40dB | ||
Microphone | Sensitivity | -37dBv /94dB SPL @1KHz | |
Microphone Type | 104 MEMS Microphones Array | ||
Beamforming | Hundreds of Beams | ||
IP Audio | Supported | ||
Frequency Response | 50Hz-22kHz | ||
SNR | 66dB(20Db (SPL@ 94dB,-weighted) | ||
Cascade | Cascade Quantity | Up to 8 | |
Cascade Method | Distributed Cascade Technology | ||
Interface | Type-C Port | 1 | |
Phoenix Balanced AUX Port | AUX IN / OUT | ||
RS232 Communication Port | 1 | ||
RJ45 Network Port | 2 | ||
DC54V Power Interface | 1 | ||
Indicator Light | Operation Status Indicator | White LED Steady on for Normal Operation, Red LED Steady on for Microphone Mute | |
Identification Indicator | White LED Steady on | ||
Operating Temperature | 0°C–50°C (in Operation) | ||
Storage Temperature | -10～-50°C | ||
Product Color | Elegant White | ||
Product Dimension | 596×596×52.5mm | ||
Inner Package Dimensions | 712×712×132mm | ||
Outer Package Dimensions | 730×730×160mm | ||
Net Weight | 4.34kg | ||
Power Supply Mode | PoE or Power Adapter | ||
Installation Method | Ceiling Mount / Suspended | ||
Accessories | Remote Control ×1, User Manual ×1, USB-C Cable ×1 (1.5 m), RJ45 Cable ×1 (10 m), Suspension Kit ×1 | ||
Model | D7702P |
AI-AFC | Network Speaker Output < 22 ms |
Amplification Delay | Amplification Delay < 20 ms; Full-Link Up/Down Delay < 70 ms |
Amplification Transmission Gain | > 20 dB |
AI Reverberation Suppression | RT60 < 1.5 s |
AI Noise Reduction | Noise Types Eliminated > 300 |
AI-AEC | Echo Return Loss > 65 dB |
Line In SNR | 2 × Mic In (Adjustable Analog Gain), 2 × Line In; 105 dB |
Line Out SNR | 2 × Stereo Channels; 109 dB |
Amplifier Output / Power | 4 × 10 W @ 4 Ω or 2 × 20 W @ 4 Ω; Adjustable Analog Gain (-15 dB, 0) |
Power Supply | DV24V / 5A |
Max. Power Consumption | 120 W (PoE + Full Amplifier Load) |
Interfaces | RS422, RS485, USB-A, USB-C, Proprietary Protocol Network Port, Standard Protocol Network Port, Line In/Out |
Product Dimension | 1U, 330 × 217.3 × 44.5 mm (Excluding Foot Pads) |
Net Weight | Approx. 2.62 kg |
Operating System | Supports Linux (Buildroot) / Android 14 |
Operating Temperature | 0 °C ~ +60 °C |
Storage Temperature | -20 °C ~ +75 °C |
Relative Humidity | ≤ 65 % |
ESD Protection | Air Discharge: 8 kV, Contact Discharge: 4 kV 4KV |
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