Desktop Conference Microphone For Government Project CAT5 Wired Digital Interpretation
Delegate Unit
Functions
- 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 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
- 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
- Button for MIC ON/OFF, Priority & Apply Answer button for chairman unit
- Built-in high fidelity speakers, it automatically mutes to prevent howling when press MIC ON
- Head-set interface in both sides with volume adjust
- 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,"FREE" Turn on the MIC freely up the max. quantity, "APPLY" To apply then to speak
- Work with our HD camera and video matrix switcher, it applies camera auto tracking function
- The unit showing real time on the screen, and count-down timer for speaking person.
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Technical Parameters
| Button |
Touchable interface, no physical buttons |
| Sound Pickup |
heart type capacitance |
| Display |
OLED display 128 × 32 |
| 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 |
ABS |
| Operating temperature |
0 ℃ to + 55 ℃ |
| Color |
Black |
| The maximum sound pressure |
125dB (THD <3%) |
| Weight |
1.1kg (with microphone) |
| Dimension |
185 × 130 × 50mm (width ×depth ×height) (without microphone) |
| Connection |
CAT5 / CAT6 cable + snap |
Control & Indicators
Each unit with two-color LED indicator, red for speaking on microphone, green means need acceptance from chairman to speak
128x32 OLED display with volume bar, clock, time span of microphone activating, MIC ON/OFF etc and other information.
Indicator for Volume adjustment
Indicator for MIC ON/OFF
Chairman unit with priority button and consent button for the delegates
Interfaces
Pluggable microphone base
2x 3.5mm stereo headphone jack
1x 3.5mm stereo input jack
2x RJ45 connectors
