TP-LINK 54Mbps Wireless ADSL2+ Modem Router. WLAN data transfer rates supported: 54 Mbit/s. DSL connection type: ADSL, Upstream data rate: 3.5 Mbit/s, Downstream data rate: 24 Mbit/s. Networking standards: 802.1p, IEEE 802.11g, IEEE 802.1d, IEEE802.11b. Routing protocols: ARP, DDNS, DNS, IP, NAPT, TCP, UDP, Supported network protocols: RFC 2364, PPPoE. Antenna gain level (max): 3 dBi