Description
Product Features:
- PoE
- Features like N-8650DS
- For custom made solutions
Application Examples:
- Airports
- Parking garages
- Educational facilities
- Hospitals/Health care
- Correctional facilities/Prisons
Specifications:
| N-8640SB | |
|---|---|
| Power source | Power supply device that complies with IEEE802.3af standard or 12V DC, supplied from the AC Adapter (option) |
| Power consumption | 5 W (max.) |
| Inputs | 1 channel, no-voltage make contact input, open circuit voltage: 5 V DC, short circuit current: 10 mA or less, unterminated ends |
| Outputs | Open collector output, 4 channels, withstand voltage: 30 V DC, control current; Max. 50 mA (4 output 1COMMON), unterminated ends; withstand voltage; 30 V DC; control current: Max. 500 mA, unterminated ends |
| Network | 10BASE-T/100BASE-TX (Automatic-Negotiation) |
| Network protocol | TCP/IP, UDP, ARP, ICMP, HTTP, RTP, IGMP |
| Audio packet transmission system | Unicast, Multicast |
| Voice packet loss recovery | silence insertion |
| Audio delay time | 80 ms, 320 ms (controllable on the software) |
| Frequency response | 300 Hz – 7 kHz |
| Speech method | Hands-free conversation |
| Operating humidity | 90 % RH or less (no condensation) |
| Operating temperature | -10 ?C to 50 ?C |
| Finish | Stainless steel, hairline |
| Dimensions (W x H x D) | 79 x 134 x 53 mm |
| Weight | 0.35 kg |
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