Features:
1) Supports static IP/DHCP and PPPOE
2) Two RJ45 10/100 M
3) Supports RFC3261 SIP protocol (OSIP)
4) Supports RFC1889 RTP protocol
5) Supports RFC1890 AV profile
6) Supports RFC2833 DTMF relay (ORTP)
7) Supports register/redirect proxy/outbound proxy
8) Supports In band/out of band DTMF (RFC2833 and SIP
INFO method)
9) Peer to peer IP call
10) Call by ID via SIP server
11) 2 x 20 characters LCD panel
12) Hands-free speaker phone with digital volume control
13) NAT traversal (stun support)
14) Mute/auto answer function
15) VoIP caller ID
16) 64 hot keys for standard keyboard and number keypad
17) Last numbers redial
18) Compatible with VOVIDA VOCAL/BREKEKE ONDO/
PARTYSIP SIP PROXY/IPTEL SER/SIMENS MYSIP server
19) Supports NTP for time display
20) Phone book with 30 records
21) Call history (10 missed, 10 received, and 10 last placed
calls)
22) Software upgrade by HTTPD
23) Network link status LCD's indication
24) Web base/telnet/keypad with LCD display phone
configuration
25) Dial/busy/ring back progress tone support
26) Polyphonic ring tone