... 928MHzCenter Freq915MHzModulationDSB_ASK, SSB_ASK, PR_ASKpower outputMaximum +30 dBmRead and write distance Read label distance: 0-3MAntennaCircular polarized ... bit WEP data encryption, support for WPA and other security mechanismsProtocol supportSupport ARP, DHCP client, DNS, FTP ... client, ICMP (ping), IP, POP3, SMTP, TCP and UDP ...