ZyXEL Prestige 2602R-63 ADSL 2+ VoIP IAD. Routing protocols: ARP, ICMP, UDP. Data transfer rate: 0.1 Gbit/s, Networking features: SUA/Multi-NAT, Multimedia, DHCP Server/Relay/Client, DNS Proxy, Dynamic DNS, UPnP. Dimensions (WxDxH): 180 x 128 x 36 mm, Weight: 0.4 kg. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 20 - 85 %. LED indicators: Status