WiFi Shield V3 PCB Antenna (802.11b/g/n) Transmission rate: 54Mbps - 1Mbps Output power: 16dBm Support network protocol: TCP/ UDP/ ARP/ ICMP/ HTTP/ DNS/ DHCP Supports most WIFI encryption algorithms: WEP/ WAP-PSK/ WAP2-PSK/ WAPI; Type of encryption: WEP64/ WEP128/ TKIP/AES Support DHCP, automatic access to IP; Support allocating IP to slave device in AP mode