SHENZHEN JUNHAOYUE TECHNOLOGY CO., LTD.

Description Removable Antenna RS232 RS485 industrial 4g router with watchdog
Item no. HY820
CPU MTK7628N
4g frequency FDD:B1/3/5/7/8/28
TDD:B40
WCDMA:B1/5/8
GSM:850/900/1800/1900
Working frequency 2400-2483.5MHz
Wifi speed 802.11n: up to 300Mbps
802.11b: 1, 2, 5,5, 11Mbps
802.11g: 6, 9, 12, 18, 24, 36, 48, 54Mbps
Antenna SMA external rotation internal hole
External interface LAN port：2（LAN2 port adaptive to WAN/LAN）
RS232/RS485 port：1
SIM slot：1
Antenna port：2
LED：2
DC port：2(DC2.1 and 2PIN 3.81 terminal power supply）
Reset key：1
Transmit power 11n HT40 MCS7 : +13.5dBm
11b CCK: +18 dBm
11g OFDM: +13.5dBm
Receive sensitivity -66dBm at 150Mpbs
-73dBm at 54Mpbs
-86dBm at 11Mpbs
Power 5-40V 3A
Unit size 73*80*26mm
Power consumption Lower than 400mA
Operating Environment Operating Temperature: -20°C to +75°C;
Storage termperature：-40°C to +80°C
Storage Humidity：5%~ 95%
Internet access DHCP/Static IP/PPPoE
Max. users 30
Operating system Windows XP/VISTA Linux 2.6 Windows 7
MAC OS : 10.3.7 or above
Browser IE:6.0, Safari:1.2.4, Firefox: 2.0.0.8 or above
Wireless 2.4G General settings: Wireless WIFI setting interface
Guest network: You can set up guest WIFI and manage guest online behavior
Wireless bridging: can bridge to other WIFI
Wireless access control: Internet access control for MAC
Internal Lan Intranet settings: You can change the gateway address of the router
DHCP server: SY20 supports up to 253 LAN IP address allocations, and fixed IP addresses can also be set manually
Outside wan External network settings: Supports multiple networking types: IPOE (dynamic), IPOE (static), PPPOE, PPTP, L2TP
IPv6 settings
Port forwarding: Access information can be directed to a fixed port to achieve remote access to the lower computer. 
Demilitarized zone (DMZ): When the open port of the virtual server that needs to be set is uncertain, it can be set as a DMZ host
Dynamic domain name resolution (DDNS): allows you to access the internal network through domain names on the Internet even without a static IP address
Firewall General settings: Enable the firewall to protect the internal network from hackers
URL filtering: You can manage online behavior and prohibit access to certain URLs
MAC access control: Able to control network access behavior of specific network card address (MAC)
Network service filtering: used to filter specific network services
USB application 3G/4G Modem: 3G/4G settings, you can set the specified APN or VPDN, or you can manually select the network
WLAN saftey mode Open System
WPA-PSK 
WPA2-PSK
WPAPSK
WPA2PSK
WPA1WPA2
Watchdog support
Serial port transparent transmission support
VPN server PPTP Server, L2TP Server, OpenVPN Server
VPN client PPTP Client, L2TP Client, OpenVPN Client, GRE Client, local IP address configuration
Other function PPP, PPOE, DDNS, ICMP, VRRP
Base station positioning support