Wired Conference Microphone-Model:DK780

★ Fully digital control design
★ Integrated functions: speaking, video tracking, and attendance check-in
★ Microphone features a durable aluminum alloy housing
★ Equipped with a 2.4-inch color display screen, showing green and red circular icons, with speech timing function
★ Touch-sensitive switch; touch icon lights up red when active
★ Passive device powered by system host; input voltage is DC 24V, within safe range
★ Unlimited number of chairman units can be used and placed at any position in the loop
★ Chairman priority control button allows interruption of delegate microphones
★ Unit includes one 8-pin port and two RJ45 network interfaces, suitable for various installation needs

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SKU DK-780 Category Wired conference microphone system

Model:DK-780A/B

Technical Parameters

Operating Voltage: DC 24V (supplied by the host)
Input/Output: 8P-DIN × 1, RJ45 × 2
Input Type: Cardioid Electret Condenser Microphone
Sensitivity: -46 dBV/Pa
Frequency Response: 20 Hz – 20 kHz
Input Impedance: 2 kΩ
Directionality (0°/180°): > 20 dB (at 1 kHz)
Equivalent Noise Level: 20 dBA (SPL)
Maximum Sound Pressure Level (SPL) of Microphone: 125 dB (THD < 3%)
Signal-to-Noise Ratio (SNR): > 80 dB
Channel Crosstalk: > 80 dB
Total Harmonic Distortion (THD): < 0.05%
Color: Black
Installation Method: Desktop type
Connection Cable: 8P shielded T-type cable, lengths 2.1 m × 1.5 m (facilitates engineering installation)