VOIP телефон с POE и 3 SIP линий

1. SY-VPH530 is 3 lines business VoIP phone. It's specially design for maximum productivity and effective in daily business scenario. 2. SY-VPH530 has an integrated speaker phones allowing conferencing quality hands-free. 3.Supporting up to 3 SIP accounts and 6 programmable keys, SY-VPH530 delivers best in technology service. Basic Features Support SIP 2.0 (RFC3261) and correlative RFCs Support IAX2 *SIP: supports 3 SIP servers. Can connect to 3 SIP servers at the same time. *Codec: G. 711A/u, G. 723, G. 729a/b, G. 722 *Echo cancellation: G. 168 Compliance in LEC, additional acoustic echo cancellation(AEC) can reach 96ms max filter length in hands-free mode *Support Voice Gain Setting, VAD, CNG *Full duplex hands-free speakerphone *SIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server, Peer to Peer *DTMF MODE: Support DTMF_RELAY, SIP_INFO, RFC_2833 Advanced Application Features *Large DOT matrix LCD display and softkeys make user easier to use *2 headset interface ( 3.5mm Jack or RJ9 connector) *6 memory keys *Support POE *Multilanguage realizes localization *SIP application: Support call forward/ transfer/ holding/ waiting/conference/ Call control features: Flexible dial map, hotline, empty calling no. Reject service, black list for reject authenticated call, limit call, no disturb, caller ID Incoming calls /outgoing calls / missing calls each support 100 records *Support Phone Book 500 records *Support conference and voice record on SIP server *Support SMS Network Features *WAN/LAN: 10/100M Ethernet ports, supports Route and Switch mode. *Support PPPoE for xDSL *Support basic NAT and NAPT *NAT transverse: Support STUN client *Support DHCP client on WAN *Support DHCP server on LAN *Support main DNS and secondary DNS server. *Support VLAN *Support DMZ *Support DNS Relay, SNTP Client, Firewall *Support VPN (L2TP) *QoS with DiffServ *Network tools in telnet server: Including ping, trace route, telnet client Maintenance and Management *Web, telnet and keypad management *Management with different account right *Upgrade firmware through POST mode *Telnet remote management/ upload/download setting file *Safe mode provide reliability *Support Auto Provisioning (upgrade firmware through HTTP, FTP or TFTP) *Support Syslog