NKG-660

-The system adopts industrial standard CAN bus communication, which makes the system operation more stable and reliable.
Power-on self-test function ensures correct data transmission.
-Control panel adopts LCD screen to display system settings and working status, which is more intuitive and humanized.
`USB encryption key running green computer software for operation and control, more secure, convenient, accurate and stable.
Intelligent video auto-tracking function
-4+4-way video matrix function, can simultaneously exchange 8-way high-speed ball video signals
-Multiple PTZ control protocols, strong compatibility
-Multiple control settings: unit control, ball machine control, meeting place control.
-Completely independent system output total volume adjustment, background music input volume adjustment, microphone input level adjustment.
-Equipped with parallel audio output interface, 6.3 unbalanced output and lotus type conference process recording output interface.
-Data communication interface: RS-485 RS-232/RX RJ-45 (keyboard interface)
-RS-232 Pc software interface
The main equipment of the system are: central processing unit, microphone column unit, keyboard control unit, high-speed PTZ camera unit, USB encryption key to run the green computer management software and so on.

NKG-660 host:
Power supply: AC 220V/50Hz
Maximum current loss: 60mA
Sensitivity: -15dB
Frequency Response: 20-20KHZ
Signal-to-noise ratio: 80dB
Size (W*D*H): 485*640*88mm
Weight: 12.7KG
Color: silver gray
Installation: 19-inch standard cabinet
NKG-660C/D:
- Electronic sign-in, voting, election, scoring function
- Novel appearance Not only maintains the traditional stability but also adds modern technology elements.
- Large screen display of voting results
- High-definition LCD display of microphone on/off status and dynamic level and volume control.
- 8 seconds automatic screen flip, improve the monotony and dullness of ordinary microphone
- Multiple operating modes, electronic switch control volume adjustment.
- Built-in microcontroller control circuit to realize digital management.
- High-speed PTZ camera ball automatic tracking and shooting
- Adopt long life, noiseless light touch switch
- 315-degree single-stage omni-directional bend stainless steel hose
- Built-in high-fidelity capacitor sound head, so that the sound reproduction is good, high clarity, low noise
- High-efficiency anti-whistling suppression function, super sound pickup effect
- When the microphone is turned on, the red working indicator of the head lights up.
- The chairman unit is not subject to any restrictions at any time to close the representative unit, fully demonstrating the right to prioritize the speech
- Built-in speaker: φ40mm, 4Ω 1W*2
Technical parameters:
Power supply: DC 24V
Maximum current loss: 48mA
Sensitivity: -50dB/Pa
Frequency Response: 100-12.5KHZ
Signal-to-noise ratio: 65dB
Size (W*D*H): 200*65*53mm
Weight: 0.9KG
Color: black blue
Installation: Mobile
NKG-660QC/QD (Embedded):
- Novel appearance not only maintains the traditional stability but also adds modern technology elements.
- Multiple working modes
- Built-in microcontroller control circuit to realize digital management.
- High-speed PTZ camera ball automatic tracking and shooting
- Adopting ultra-long life, noiseless light touch switch
- High-temperature baking paint process, will not be used due to time/environmental factors such as discoloration or paint removal.
- 315-degree single-stage omni-directional bend stainless steel hose
- Built-in high-fidelity capacitor head, so that the sound reproduction is good, high clarity, low noise
- Efficient anti-whistling suppression function, superb sound pickup effect
- When the microphone is turned on, the red working indicator light of the sound head glows.
- The chairman unit is not subject to any restrictions at any time to close the representative unit, fully display the right to speak on behalf of the priority
Technical parameters:
Power supply: DC 24V
Maximum current loss: 48mA
Sensitivity: -50dB/Pa
Frequency response: 100-12.5KHZ
Signal-to-noise ratio: 65dB
Size (W*D*H): 170*50*4mm
Weight: 1KG
Color: black
Installation: Mobile