Multifunctional Embedded Conference Mircrophone CAT5 Digital Flush-mounting Discussion

Chairman Unit

VIS-DCC-F

Main Features

● Compliance with IEC 60914, GBT 15381-94
● 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 automatically assigned to each unit independently ID to avoid duplicate ID conflict
● The microphone sensitivity of each unit and 16 level equalizer EQ can be adjusted independently
● The 16-level equalizer EQ to achieve sound or the whole conference field adjustment, limiter to prevent the sound suddenly become loud or low; noise gate of human voice can be identified; support AGC(Automatic Gain Control)/AFC(Adaptive Feedback Cancellation)/ANC(Active Noise Control )/Mix (Auto-Mix) technology
● Build-in functions for intercom
● Hot-swap for any system unit, and the controller has auto-recovery function
● Precise directional microphone head with anti-wind microphone foam cover, with two-color LED indicator
● Support interpretation function with 64 channels selector which can display the language and channel number(Insert the earphone and the channel selector is active)
● Button for MIC ON/OFF, Priority & Apply Answer button for chairman unit

Technical Parameters

Button: Touchable interface, no physical buttons

Sound Pickup: heart type capacitance

Sensitivity: -46 dBV / Pa

Maximum power consumption: 2.0W

Directivity: 0 ° / 180 °> 20 dB (1 kHz)

Headphone load: 16Ω

headphone volume: 10mW

Headphone jack: 3.5mm stereo

Input impedance: 2kΩ

SNR: 70dB

Frequency response: 20 ~ 20000Hz

Equivalent noise: 20dBA (SPL)

Main material: Aluminum

The maximum sound pressure: 125dB (THD <3%)

Weight: 0.6kg (with microphone)

Dimension: 100W × 40H× 65H mm (without microphone)

Operating temperature: 0 ℃ to + 55 ℃

Color: Black