1,2 line SIP phone 2,Support 2 SIP Aaccount 3, Support Transfer calls function/Three-way conference/Call waiting fun
Important: It can store two SIP accounts, press 1# key, choose the first SIP to call; press 2# key, choose the second SIP to call...
For useful:1, the first SIP Account no balance, you can press 2# key to choose the second SIP Account to call...
2, the two SIP Account from two ITSP, the first SIP Account call to USA is cheap, you can press 1# key to call; the second SIP Account call to China is cheap, you can press 2# key to call...
3, you need to found an network in group company, but also need to call any number, you can set own SIP Account in the first place, set the ITSP's SIP Account in the second place...
4, you need to call to B when you call to A, and need to talk with Party three, you can press 1# key to call A, then press "Hold" key, then press 2# key to call to B, then press "CONF" key...
1,Protocol support: SIP(RFC2543,RFC3261);2,Display and store 64 groups of incoming calls;3,Display and store 64 groups of outgoing calls;4,Phone Book with 140 groups memory5,Hand-free dialing functions, count time of calling automatically;6,Review, delete, redial Incoming calls/outgoing calls;7,DND function;8,Roaming function;9,Check local number;10,Speed dial function;11,Display date, time, and with Alarm ring function; 12,Hold on music;13,PPPoE;14,Dynamic and static IP address;15,Support voice code format: G.711A/U, G.723.1, G.729, G.726;auto-select16,User authentication(avoid a stealing dial);17,TCP/IP(ARP/RARP ,IP/ICMP,UDP/TCP/IP,RTP/RTCP);18,TFTP and Console function;19,IEEE 802.1P/802.1Q/ToS u 10 Base T/100Base TX;20,DNS;21,Transfer calls function;22,Three-way conference;23,Call waiting function;24,Call forward function;25,DDNS function26,Remote software updates/upgrades;27,Hand-free in a semiduplex way to ensure the talking quality;
Two Line VoIP Phone
