VoIP phone IP Phone SIP Phone Internet Phone -TVP304

VoIP phone is an internet based voice network phone terminal. PHONE series IP phone adopts multiple voice control protocols and voice compression coding methods to directly convert analog voice into IP packet for internet transport, thus effectively using the existing bandwidth to provide PSTN quality voice service. Supports IAX2,SIP,protocols,Support Bridge and Router model.Support IAX2 and dual public server, offers Two Ethernet interface and is compatible with various softswitch systems and VoIP voice gateways to provide broadband IP voice service.
Features
Support SIP 2.0 (RFC3261) and correlative RFCs
Supprt IAX2Codec:G.711A/u, G.7231 high/low, G.729, G.722
Echo cancellation: Support G.168, and Hands-free can support 96ms, Hand free Speaker Phone
Support Voice Gain Setting, VAD, CNG
Full duplex hands-free speakerphone
NAT transverse:support STUN client
SIP support SIP domain, SIP authentication (none, basic, MD5), DNS name of server, Peer to Peer/ IP call
SIP support Pubic & Private server. Can connect to Public SIP and Private SIP server at the same time
DTMF:Support SIP info, DTMF Relay, RFC2833
SIP application: support Call forward/transfer/holding/waiting
Call control features: Flexible dial map, Hotline, Empty calling reject, Black list for reject authenticated call, limit call, No disturb, Caller ID.
Support three way conference callSupport voice record, 240 seconds max or 3 record max, user-defined record prompt with 1 minute maxSupport Phonebook 500 recordsIncoming calls / Outgoing calls / Missing calls. Each support 100 records.Support conference and voice record on SIP server
8 kind of ring type
English, Spanish, Czechoslovak alternative
Network Features
WAN/LAN: Support Bridge and Router model
Support basic NAT and NAPT
Support PPPoE for xDSL
Support DHCP Client on WAN
Support DHCP Server on LAN
Support VLAN (optional: voice vlan/data vlan)QoS with DiffServ
Support DMZ
Support VPN (L2TP/UDP TUNNEL)
Support DNS Relay, SNTP Client, Firewall
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
Upgrade firmware through HTTP, FTP or TFTP.Telnet remote management./ Upload/download setting file
Safe mode provide reliability
Supoort Auto Provisioning (upgrade firmware or configuration file)
Support SyslogSpecifications:
WAN 10/100Base- T RJ-45 for LAN 
LAN 10/100Base- T RJ-45 for PC 
Power Consumption Idle:1.5W active:1.8W 
LCD size 3 in.(70 x 33mm) 
Operation Temperature 0~40°C 
Relative Humidity 10~65% 
Main Chipset INFINEON IFX21553(MIPS32:150M,DSP:100M) 
SDRAM 64Mbits 
Flash 16Mbits 
Dimension(W×H×D) 11.6×8×3 in.(295×205×75mm) 
Weight 2.07lb.(0.94kg)