FRITZ! Box Fon 5124 Annex B, 1 Mbit/s, 24 Mbit/s, ADSL, ADSL 2+, Ethernet, Ethernet, Fast Ethernet, TR069 TR064 FRITZ! Box Fon 5124 Annex B. Upstream data rate: 1 Mbit/s, Downstream data rate: 24 Mbit/s, DSL specification: ADSL, ADSL 2+. Switching protocols: Ethernet, Data link protocols: Ethernet, Fast Ethernet, Management protocols: TR069 TR064. Firewall security: Network address translation (NAT) firewall. Weight: 852 g. Management platform: TR069, Maximum data transfer rate: 0.100 Gbit/s, Dimensions (WxDxH): 240 x 305 x 70 mm