AVM FRITZ!Box Fon WLAN 7140 Annex A UK Edition . Bandwidth: 2.4 GHz. DSL connection type: ADSL, Upstream data rate: 1 Mbit/s, Downstream data rate: 24 Mbit/s. Supported WAN type: ADSL, ADSL2+, LAN. Data link protocols: Ethernet, Fast Ethernet, IEEE 802.11b, IEEE 802.11g, IEEE 802.11g++, VoIP protocols: SIP. Security algorithms supported: WEP, WPA, WPA2