PURPOSE：
Suitable for large shopping mall, hotel, airport, railway station etc. environment；
FEATURES：
1.With the Rack design (1U) and an anti-corrosion panel made of aluminum alloy; Adopting hardware audio encoding；
2. With 4-way independent network decoder chip which can simultaneously decode 4-way digital audio；
3.With 4-way analog audio input(terminal socket) of being encoded simultaneously for high-quality digital audio transmission；
4.With the function of being adjusted volume for each individual audio input channel remotely via network and audio of each input channel can be used as audio source for transmission to any designated terminal to restore；
5. Built-in 4 alarm inputs and 4-channel alarm outputs for linkage with the 3rd party devices；
6. Ultra-low network delay of voice transmission, e.g., broadcast delay≤ 30ms.
7. With a standard RJ45 interface supportive of crossing network segment and router, accessible to the system if the Ethernet is available.
SPECIFICATIONS
NBS-2401 | |
POWER SUPPLY AND CONSUMPTION | AC100-240V ≤40W |
NETWORK PROTOCOL | TCP、UDP、ARP、ICMP、IGMP |
NETWORK CHIP RATE | 10/100Mbps |
AUDIO CODE | PCM/ADPCM |
AUDIO SAMPLING | 22.05-48kHz，16bit |
S/N & FREQUENCY RESPONSE | ≥90dB，20Hz-16KHz |
NETWORK DELAY | Broadcast delay ≤30ms |
INTERFACE | 4 RJ45 ports、4 Line in ports，4 Alarm in sockets、4 Alarm out sockets |
WORKING TEMP& HUMIDITY | -10℃～50℃，≤90%RH（Not condensing） |
DIMENSIONS & WEIGHT | 483x408x44mm，4.2kg |
