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•Operation mode: IEEE 802.11b/g •Codec:G.711 A/U Law, G.729a/b, CNG, PLC, AEC, VAD, Adaptive jitter buffer •WiFi security: Support WEP64, WEP128, WPA-PSK, WPA2-PSK (TKIP and AES) •Wireless features: Layer 2 intelligent roaming algorithm, WMM / WMM-PS •Support call features like Call hold, Call mute, Call waiting, Call transfer, Call forward, In-band/ Out-of-band DTMF (RFC2833) /SIP INFO •Call history (Dialed call, Missed call, Received call, Call duration) •Support hands-free mode •Support IETF SIPv2 (RFC3261), SDP, support outbound proxy, MD5 for SIP authentication (RFC2069 / RFC2617) •Support Protocols (TCP, UDP, IP, DHCP, RTP, RTCP, ICMP, HTTP, SNTP, TFTP, DNS, ARP/RARP) •Support Phonebook 200 records, speed dial and group •Support NTP server •Support 4 sets SIP accounts •Support 64-chordds polyphonic midi and MP3 •Support Wall paper in JPEG and BMP format •Icon indicators: WLAN status, SIP server status, battery level •Organizer: Alarm, Calendar, World clock, Calculator •Support FTP firmware upgrade
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