ARRA-TechTM Microphone array technology and the voice pick-up distance up to 120CM
Priority button and approval button for chairman unit
Standard CAT5e and RJ45 connectors are used in microphone to provide more convenient on project and maintenance.
One 1.5m cable out to connect the splitter box and keep the table clear
The unique AUDIO-LINK digital ring network technology achieve full-digital signal transmission and processing, completely avoid the RF interference from cell phone or similar devices.
Strong system robust by the "Hand-in-Hand-Loop-Network" connection technology
Support plug and play
Functions
Compliance with IEC 60914, GBT 15381-94
ARRA-TechTM Microphone array technology improve sound up to 120CM.Using the built-in AGC technology, the acoustic transmission gain is increased .Using invisible microphone, the conference room looks tidy and clean. Large operating range for the orator, maintaining a clear and stable pick-up performance.
The unique AUDIO-LINK digital ring network technology achieve full-digital signal transmission and processing, completely avoid the RF interference from cell phone or similar devices.
One CAT5e cable to transmit 64 channel audio and other signals
High fidelity sound by zero loss audio transmit technology, 48K audio sampling frequency, 20Hz~20KHz response frequency
"Hand-in-Hand-Loop-Network" connection makes the system always working perfectly no matter changing discussion unit or having any malfunctioned units
This system assigned to each unit independently ID to avoid duplicate ID conflict
Support AGC(Automatic Gain Control)/AFC(Adaptive Feedback Cancellation)/ANC(Active Noise Control )/Mix (Auto-Mix) technology
Hot-swap for any system unit, and the controller has auto-recovery function
Button for MIC ON/OFF, Priority & Apply Answer button for chairman unit
Head-set interface is available
Without using PC software, our conference controller still owns following settings:
Limit on the number of speaking persons: By Setting the number of active units at the same time(Number is 1/2/4/6/ units)
Discussion modes:
"OPEN" Free for all, limited by the active units setting by controller, "OVERRIDE" First in First out,"VOICE" Can activate MIC by detecting sound without press button, "APPLY" To apply then to speak
Work with our HD camera and video matrix switcher, it applies camera auto tracking function
Product Parameters
Control & Indicators Indicator for MIC ON/OFF Chairman unit with priority button and consent button for the delegates
Interfaces Pluggable microphone base 1x 3.5mm stereo headphone socket 1x CAT5 Cable with RJ45 jack
Technical Parameters Button: Touchable interface, no physical buttons Sound Pickup: up to 120CM Maximum power consumption: 1.0W Headphone load: 16Ω headphone volume: 10mW Headphone jack: 3.5mm stereo Input impedance: 2kΩ SNR: 70dB Frequency response: 20 ~ 20000Hz Connection: CAT5 / CAT6 cable + RJ45 Equivalent noise: 20dBA (SPL) Main material: Aluminum Weight: 1.1kg Dimension: 185W × 130 D× 50H mm Operating temperature: 0 ºC to + 55 ºC Color: Silver or Black
Item Model for Order VIS-DAC-T.............. Digital Array Microphone Chairman Unit VIS-DAD-T.............. Digital Array Microphone Delegate Unit VIS-CNB...................Splitter Box for every two array microphone
Audited Supplier 
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