VIN-S1901(3G) Wireless Router/DTU is designed as high performance wireless router for data transfer via 3G wireless network. It support almost all wireless network include WCDMA, EVDO and TDSCDMA besides EDGE GPRS and CDMA 1X. VIN-S1901(3G) has entire TCP/IP stack, provide 2 Ethernet ports, 1 RS232, 1 RS485 and 2 SIM slots. It supports working as router, modem and DTU which transfers data via serial port.

Main features:
1) Support WCDMA / EVDO / TD-SCDMA, besides EDGE / GPRS / CDMA 1X
2) 1 RS232 and 1 RS485
3) 2 Ethernet ports which can be set as 2 LANs or 1 LAN & 1 WAN
4) 2 SIM slots, backup for each other
5) Work as Router
6) Work as Wireless Modem
7) Serial Data Transfer: TCP / UDP
8) PPTP/L2TP/IPSec
9) OpenVPN
10) NAT
11) DMZ
12) Static Route
13) Firewall
14) DHCP Server / Client
15) WAN PPPoE
16) VRRP
17) IP Pass Through
18) SNMP
19) Watchdog
20) Configuration: WEB / Telnet / Serial port
21) LED Indicator
22) One Key Recovery

Network:
HSPA/EVDO/TD-SCDMA & EDGE/GPRS/CDMA 1X

System:
1) Processor: ARM
2) OS: Linux
3) FLASH: 4M
4) SDRAM: 16M

Interface:
1) Anterna: 50Ω/SMA negative
2) SIM card× 2
Level: 3V
3) Serial port× 2
Standard: RS232 + RS485
Baud rate: 300/600/1200/2400/4800/9600/19200/38400/57600/115200BPS
Physical interface: dB9 male(RS232), Plug-PIN(RS485)
4) Ethernet port× 2

Speed: 10/100baseT
Physical interface: RJ45

Power supply:
1) Voltage: DC 5V/+30V
2) Power: 3W

Others:
1) Size: 148mm× 105mm× 28mm
2)Operation temperature: -10° C~50° C, limit temperature: -30° C~70° C
3) Relative humidity: 10%-90%(non-condensing)
4) Electromagnetic compatibility: Accord YD1169.1 standard