TP-LINK 54Mbps Wireless Router. Modulation: 16QAM, 64QAM, BPSK, CCK, DBPSK, DQPSK, DSSS, OFDM, QPSK. Networking standards: IEEE 802.11b, IEEE 802.11g. Supported network protocols: TCP/IP, PPPoE, DHCP, ICMP. Antenna gain level (max): 3 dBi. Firewall security: NAT, Security algorithms supported: 64/128/152-bit WEP, SSID, Filtering: ICMP-FLOOD, UDP-FLOOD, TCP-SYN-FLOOD