特控智迅 · Digital Conference System Solutions
Wired gooseneck chairman unit with metal base, 2.0" TFT display, touch buttons, 5-pin dual-shielded audio, 40cm pickup range, 24V host power, chairman priority, chairman/delegate switchable, tri-color status indicator, patented diamond-angle design.
Parameter Specification Product Name Chairman Gooseneck Conference Microphone (8-Pin/RJ45/Metal Base) Model KT-680ZC Unit Type Chairman Unit (Chairman/Delegate Switchable) Base Material Metal Power Supply DC24V (Host Powered) Unit Interfaces 8-pin Aviation Connector, RJ45, 3.5mm Headphone Jack Power Consumption 3.5W Display 2.0" HD IPS Color Display Button Type Touch Buttons (No mechanical noise, waterproof) Transducer Type Condenser, Uni-directional/Super-directional Polar Pattern Cardioid Frequency Response 100Hz - 20KHz Sensitivity -22dBv/Pa Equivalent Noise ≈20dB SPL Max SPL 105dB (3% THD) Crosstalk Attenuation ＞85dB Distortion ＜0.1% Reference Pickup Distance 20cm - 60cm Shaft Type Gooseneck Shaft Length 400mm (standard) Effective Pickup Distance 40cm Audio Processing 5-Pin Dual-Shielded LED Indicator Tri-Color (Green/Red/White) Shaft Design Diamond-Angle Shape (Patented) Panel Dimensions (W×D×H) 180mm × 55mm × 3mm Chassis Dimensions (W×D×H) 160mm × 146mm × 38mm Weight (with shaft) 1.5kg System Capacity ≦256 units Speech Modes 8 (FIFO/LIFO/Limit/VIP/Timed/All-On/Voice-Activated/Check-in) Speaker Limit 1-12 units Chairman Priority Supported Chairman/Delegate Switch Supported Timed Speech Supported, auto-shutdown on timeout Power-on Detection Supported (blue flashing/red solid) Headphone Jack 3.5mm Stereo with adjustable volume
This wired gooseneck chairman unit connects via 8-pin T-type cable/RJ45 network interface, powered by the system host at DC24V (safe voltage). Standard 400mm gooseneck shaft with flexible positioning for precise pickup angle, delivering effective pickup range up to 40cm. 5-pin dual-shielded audio processing provides superior interference rejection compared to traditional 3-pin/4-pin designs. Equipped with a 2.0" HD IPS color display showing unit ID, speech mode, and microphone status. Touch button design with no mechanical clicking noise, long lifespan, and waterproof function. Individual volume adjustment via touch buttons. Chairman unit with priority function to activate microphone or deactivate speaking units, ensuring orderly meeting management. Supports chairman/delegate switchable for flexible role assignment. Timed speech mode with auto-shutdown upon timeout. Power-on detection with blue flashing during detection and solid red upon completion. Tri-color shaft indicator: green for detection/function switch, red for speaking, white for standby—clear status at a glance. Patented diamond-angle shaft design for comfortable grip and elegant appearance. Metal base provides stability and enhanced durability. Supports up to 256 microphone units per system with multiple systems in the same building. 8 speech modes: FIFO, LIFO, Limit, VIP, Timed, All-On, Voice-Activated, and Check-in. Adjustable speaker limit from 1-12 units. Panel dimensions: 180×55×3mm; chassis: 160×38×146mm. 3.5mm stereo headphone jack with high-fidelity speaker and adjustable volume. Certified by nationally recognized third-party quality inspection authorities.
