1. Comes with dual-port hub (HUB）,Direct access to local area network (LAN) or wide area network (WAN）,Can play network audio, accept server and otherIPAccess and control of network devices.
2. Has the highest priority and can be notified to any area of the system under any circumstances.
3. It has the function of linking with the network fire protection matrix, which can automatically identify the alarm zone, and can speak to the alarm zone with one click. There is no need to manually select the zone. It has the function of full-open and full-close paging with one click.
4. It has offline operation function and can be directly connected to the network. It does not require server support during paging and intercom, making it extremely convenient and simple to use.
5. Support multi-party calls during intercom.
6. Paging and intercom authority control functions.
7. Line input and output ports can transmit local audio signals to the network.
8. bring their ownSDCard, which can be played directlySDCary's music program canSDThe music in the card is converted into network data streams and transmitted to other terminal devices.
9. High-fidelity recording function allows high-quality recording of signals input from microphones and lines. Recording files are stored inSDCary, you can play it at any time.
10. has0to9Numeric keys allow users to enter the terminal number or group number digitally.
11. Built-in speaker (1W）。
skill technique ginseng number
network interface standardRJ45（3A),10M/100Mnetwork port2One, upgrade port1a
support agreement TCP/IP,UDP,IGMP，FTP，ICMP,ARP,Support cross-gateway configuration with offline capabilities
audio format PCM(uncompressed format),ADPCM,MP3,WAV,OGG
sampling bit rate 8K-124Koptional
storage TFCard (MICRO SD), standard4G
recording time Microphone and line recording, files stored inSDCard,120hours (4G）
network delay File playback: less than50ms, Real-time speech: less than10ms, two-way intercom is less than20ms,Automatic caching function
Power outage, network interruption, restart recovery time less than1seconds
recording level line250mV,microphone10mV,Adjustable recording level
frequency response 20Hz～16KHz
harmonic distortion ≤0.3%
SNR ＞75dB
Line input level and interface 250mV， RCA
Built-in speaker output impedance and power 8Ω，1W
Line output level impedance and interface 775mV/1Kohm,RCA
Built-in speaker output impedance and power 8ohm,1W
power consumption ≤20W
input power supply AC220V/50Hz
