VA-8503 high-speed wireless broadband router sets wireless AP, router, four switches, firewalls into one family, offices, enterprises sharing the best choice for high Internet penetration: than the regular 11 b, 11g with higher penetration, greatly enhance the transmission distance high transmission speed: most wireless high speeds up to 54 M, local area network (LAN) to the wide area network (WAN) high-speed NAT transponders to ensure network blocking.