Quick overview from the supplier:
Wireless Router TP-LINK "TL-WR841N", Atheros,300Mbps,4-port Switch,802.11n/g/b,2.4GHz,Fixed Antenas
// 1 WAN port, 4 10/100M LAN Ports, equally supports automatic consultation and port transfer
2 fixed omni directional antennas
Supports PPPoE, Dynamic IP, and static IP broadband functions
Automatic dialing, On-demand dialing, fixed time dialing, filling most dialing requirements
Supports UPnP, DDNS, static routing, VPN Pass-through
Supports virtual server, special application and DMZ host ideal for creating a website within your LAN
Supports SSID broadcast control and MAC access control list
Provides 64/128/152-bit WEP encryption, supports WPA/WPA-PSK, WPA2/WPA2-PSK authentication
Built-in firewall features IP, MAC, URL filtering which flexibly controls online access and time
Built-in DHCP server with automatic dynamic IP address distribution
User interface supports free WEB software updates
Supports configuration file backup and restore.
Sleek exterior, can be mounted on a wall or placed horizontally on a table or desk
