ACM-U11D/U12D Microphone

Audio Conference Chairman/Delegate Unit

  • High-Fidelity Audio & Network Integration: Utilizes 48kHz uncompressed audio with 80Hz–16kHz bandwidth, 100M TCP/IP network transmission, and capacitive touch buttons for noise-free operation, ensuring pristine sound quality and seamless connectivity via daisy-chained cabling.
  • Multilingual Conferencing & Control: Features a 3.5″ touchscreen, 63+1 simultaneous interpretation channels with dual headphone outputs, and a built-in web server for adjusting mic parameters (ID/sensitivity/EQ), language switching (4 languages), and firmware upgrades.
  • Dynamic Meeting Management: Chairman unit prioritizes delegate muting, speech timers/countdowns, and voice-activated controls with adjustable sensitivity, paired with PC software for sign-in/voting customization and real-time clock display toggling.
  • Advanced Audio Processing: Integrates 5-band EQ tuning, feedback suppression, and dual-channel listening to optimize sound for diverse speakers while maintaining acoustic stability.
  • System Security & Diagnostics: Supports IP/MAC address sniffing for device identification, automated voting workflows, and secure firmware updates via web interface for robust conference system integrity.

Description

Technical Spec

Model ACM-U11D | ACM-U12D
Microphone type Electret condenser microphone
Microphone directivity Cardioid
Frequency response 80Hz~16kHz
Microphone input impedance 1KΩ
Sensitivity -40±1dB (0dB=1V/Pa,at 1KHz)
Maximum SPL 120dB(THD<3%)
SNR >80dB(A)
Crosstalk >70dB
Dynamic range >80dB
THD <0.3%
Maximum power consumption 3.5W
Power supply Conference server power supply
Color Fine sand graphite grey
Sign-in method button to sign in
Dimension 145.7*133.6*45(mm) (L*W*H)(without Microphone pole)
Microphone pole 240mm integrated square short microphone rod (light black)
Installation method Desktop
Weight 1kg

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