NX-S Series Analog Gateways
- Description
 
The NX-S/O Series Analog Gateway is an analog VoIP Gateway for SMBs and SOHOs. With an intuitive and user-friendly GUI as well as a unique modular design, users can easily set up and customize their gateway. The NX-S/O Analog Gateways are developed to interconnect a wide selection of codecs including G.711A, G.711U, G.729A, G.722, G.726, iLBC. The NX-S/O series use the standard SIP protocol and are compatible with leading VoIP platform, IPPBX and SIP server; 3CX.
Performance
- Intuitive and user-friendly Web GUI
 - Flexible dial plan
 - Strong security and high stability
 - Fully Compatible with Leading SIP based VoIP Telephony System
 - Supports voice, fax and POS terminal access
 
System Features
- NTP time synchronization
 - Client time synchronization
 - Easily perform updates/backup/restore
 - Log Info
 - Call status display
 - Language selection (Chinese/English)
 - Open API interface, supports secondary app development
 - Supports SSH remote operation
 
Network
- Network type: Static IP, Dynamic
 - DDNS, DNS, DHCP, DTMF relay, NAT support
 - Telnet, HTTP, HTTPS, SSH
 - VPN clients: PPTP/OpenVPN/Zerotier/L2TP/N2N(N/A for Russia)
 - Network Toolbox
 
Telephony Features
- Volume & gain adjustment
 - Call transfer, hold, waiting, forwarding
 - Caller ID display
 - Three-way calling, dial-up matching table
 - T.38 fax relay and T.30 fax transparent support
 - FSK and DTMF signalling
 - Ring cadence and frequency setting support
 - WMI (Message Waiting Indicator)
 - Echo cancellation, jitter buffer
 - Customizable DISA and other applications
 
SIP Features
- Batch add, modify & delete SIP Accounts
 - Support multiple SIP registrations: Anonymous, Endpoint
 - Multiple server registration for SIP accounts
 
| Model | NX-S4/O4 | NX-S8/O8 | NX-S16 | NX-S24 | NX-S32 | 
|---|---|---|---|---|---|
| Ports | 4 FXO/FXS ports | 8 FXO/FXS ports | 16 FXS ports | 24 FXS ports | 32 FXS ports | 
| Port Type | - | - | RJ11/RJ45/RJ21 | ||
| USB | - | - | RJ45 | ||
| Ethernet Interface (LAN 1, LAN 2) | 2*10/100Mbps ports | ||||
| Power Supply | 12V DC/2A | 90-264V AC | |||
| Power Consumption | 12W | 20W | 28W | 36W | |
| Certification | CE | ||||
| Size (L x W x H) mm | 190x142x35 | 510X90X310 | |||
| Weight | 0.637kg | 2.86kg | 2.98kg | 3.1kg | |
| Working Environment | Operation Range: 0℃ to 50℃; Storage Range: -20℃ to 70℃; Humidity: 10-90% non-condensing | Operation Range: 0℃ to 45℃; Storage Range: -20℃ to 70℃; Humidity: 10-90% non-condensing | |||
| Color | Black | ||||
| Warranty | 1 Year (Limited) | ||||

