ACM-U11/U12 Microphone

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Audio Conference Chairman/Delegate Unit

High-Fidelity Audio & Network Integration: Utilizes 48kHz uncompressed audio transmission with 80Hz–16kHz bandwidth, PoE power, and capacitive touch buttons for noise-free operation, ensuring pristine sound quality and reliable long-distance connectivity.
Role-Based Control & Management: Chairman units prioritize muting delegates, while delegates request speaking rights via PC software, supported by voice activation, speech timers, and sign-in controls through a multilingual web interface.
Advanced Network Protocols: Operates via TCP/IP suite (ICMP, HTTP, UDP, TCP, IGMP), 100M PoE network transmission, and PING packet functionality for robust communication and device diagnostics.
Customizable Audio Processing: Features 5-band EQ adjustments, feedback suppression, and voice sensitivity tuning to optimize sound for diverse speakers, paired with phantom power support.
System Maintenance & Security: Enables web-based firmware upgrades, IP/MAC address sniffing for device identification, and centralized parameter adjustments (ID, sensitivity, EQ) via PC tools.

Technical Spec

Technical Spec

Model	ACM-U11 \| U12
Microphone type	Cardioid Electret
Microphone directivity	Cardioid
Frequency response	80Hz~16KHz
Microphone input impedance	680Ω
Sensitivity	-41±1.5dB(0dB=1V/Pa,at1KHz)
Maximum SPL	120dB
SNR	>80dB(A)
Crosstalk	>70dB
Dynamic range	>80dB
THD	<0.1%
Maximum power consumption	4.5W
Power supply	Conference server power supply
Color	Fine sand graphite gray
Sign-in method	Key sign in
Dimension	145.7×133.6×46mm (L×W×H) (excluding the length of the microphone pole)
Microphone pole	380mm black
Installation method	Desktop
Weight	0.70Kg

Description