IP Wall-mounted Speaker Type Substation – NLS-A3

IP Wall-mounted Speaker Type Substation

NLS-A3

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Alarm linkage: connect with other platforms via TCP when alarms, such as open the CCTV systems. Date security: encrypt data transmission to avoid being taped and ensure call safety. Online Detection: do real-time online detection for substation directly, very convenient for testing, repairing and maintenance.

Technical Specifications

Network interface: Standard RJ45	Input Voltage: DC12V～18V
Audio sampling rate: 16K ~ 48K Hz	Audio stream: 16Kb ~ 192Kb
Video stream: 96Kb ~ 512Kb	Output frequency: 20 Hz ～20K Hz
Harmonic distortion: < 0.5%	SNR: > 90dB
Audio mode: 16 CD stereo sound	MIC input sensitivity: 10mV
Working humidity: 10% ~ 90%	Power: < 4.8W
Output Voltage(Linkage): 24V 3A
Network protocol: TCP/IP, UDP, IGMP
Broadcast audio formats: MP3, WAV
Builtin speaker impedance power: 20Ω, 2W
Working temperature: -20 ℃ ~+80 ℃
Dimension: 140x120x45mm(LxWxH), QTY of package: 44pcs

Functions

Call/Alarm: call/ alarm to the IP master station.
Duplex intercom: duplex visual intercom with the IP master station.
Monitor: Receive the monitor information of the IP master station, can be used as a monitor headphone.
Noise alarm: alarm to the master station automatically when the substation is in a continuous loud noise atmosphere. ( Decibel could be set).
Broadcast: Receive MP3 files or announcement from the master station via network.
Forced switchover: Force switch to max volume broadcast automatically when fire alarm happens.
Command control: accept the control commands from third-party software, play the audio file accordingly.
Tamper alarm: alarm to master station automatically when tamper happens.

Dimension

ip wall mounted speaker type substation nls-a3-s

NLS-A3

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