D-Link ADSL Router with firewall protection/QoS Control. Cabling technology: RJ-45 10/100BASE-TX. DSL connection type: ADSL. Firewall security: NAT / SPI / ICMP/TCP/UDP, Filtering: IGMP / PVC/VLAN, VPN support: PPTP/IPSec. Safety: CSA / LVD. Operating temperature range (T-T): 0 - 40 °C, Storage temperature range (T-T): -20 - 70 °C, Operating relative humidity range: 5 - 95 %