4 CHANNEL 2 WAY AUDIO INTERFACE NVS-IP100028AA

The NVS-IP100028AA is a 4-channel, 2-way audio interface with a 1U rack-mounted design and an anti-corrosion aluminum alloy panel. It features hardware-based audio encoding and supports 4 alarm inputs and 4 alarm outputs for linkage triggering. The dry-contact outputs can interface with third-party devices for automated online control. Designed for real-time performance, it offers ultra-low voice transmission latency (broadcast delay ≤30ms). The unit includes a standard RJ45 port, supporting cross-network segment and router communication, ensuring seamless integration over Ethernet-enabled systems.

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The NVS-IP100028AA is a 4-channel, 2-way audio interface with a 1U rack-mounted design and an anti-corrosion aluminum alloy panel. It features hardware-based audio encoding and supports 4 alarm inputs and 4 alarm outputs for linkage triggering. The dry-contact outputs can interface with third-party devices for automated online control. Designed for real-time performance, it offers ultra-low voice transmission latency (broadcast delay ≤30ms). The unit includes a standard RJ45 port, supporting cross-network segment and router communication, ensuring seamless integration over Ethernet-enabled systems.

FEATURES

  • 1U rack-mounted design with anti-corrosion aluminum panel
  • Hardware audio encoding with ultra-low delay (≤30ms)
  • Standard RJ45 port supports cross-segment and router networks
  • 4 independent decoder chips for simultaneous 4-channel decoding
  • Remote volume adjustment via network for each input channel
  • 4 relay inputs/outputs for third-party device integration 


SPECIFICATIONS

Model

NVS-IP100028AA 

Power SupplyAC 180V~240V
Standby Power Consumption
≤20W
Audio Codec 
MP3, PCM, ADPCM 
Audio Sampling & Bit Rate22.05kHz~48kHz, 16bit
Built-in Speaker
3W, 4Ω
Signal to Noise Ratio (Broadcast Speaker) >90dB 
Frequency Response20Hz~16KHz
Network Interface
10BASE-T/100BASE-TX RJ45 
Network Protocol
HTTP, TCP/IP, UDP, ARP, ICMP, IGMP
Configuration Method
Web Interface or DevConfig Tool 
Mounting Method 
Rack Mounted
Installation Environment 
Dry Indoor Locations Only
Operating Temperature 
-10℃ +50℃
Operating Humidity
≤90% RH (Non-Condensing) 
Housing Material 
Metal
Colour
Black
Product Weight 
4.2 Kg 
Product Dimensions
483x183x44 mm






Part NumberDescriptionStandard Quantity 
NVS-IP100028AA4 CHANNEL 2 WAY AUDIO INTERFACE
01

ACCESSORIES INFORMATION

DescriptionStandard Quantity 
User Manual01
RCA Audio Cable
04
Power Cord (3*1.0mm2/1.5m)
01

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