Specification :

VoIP phone IP Phone SIP Phone Internet Phone -TVP301
1. Features; IEEE 802.3 10 Base T; SupportG.711A/ U G.723.1, G.729 / A/ B/ AB and GSM610 voice code; SIP, H.323 V4, IAX2; SIP RFC3261; TCP/ IP: Internet protocal; Support RTP RTCP protocal; Support VAD/ CNG; one WAN, one LAN, support router; support DHCP, PPPOE DNS TELNET; support HTTP, HTTPS, FTP upgrade; call forward ( Always, busy, no answer) , call waiting and per call-waiting blocking; voip speed dial, VoIP digital map; per area ring tone support; caller number/ name display caller ID / block outgoing caller-ID/ Reject anonymous call; Voice Activity Detection ( VAD) Facsimile protocol( option) : T.30/ T.38; MWI( Message wait Indication) ; DND( Do Not disturb) ; configurable/ Adaptive jitter buffer size; configurable/ Adaptive jitter buffer size; support VLAN protocal.; support WEB, IVR to configure.; support billing; Configurable Device Mode( Router or Bridge) ; Advance Routing function; Static Address Assignment according hostname or MAC; Multicast Limits for LAN side; Configurable PHY Speed mode for LAN side ; 2. Operating requirement: Operation temperature: 0 to 40 C ( 32 to 104) ; Storage temperature: -30-to 65 C ( -22 to 149) ; Humidity: 10 to 90% no dew; 3. Electrical requirements; Ethernet Jack ---2 X RJ45 connector ( WAN port+ LAN port) ; Voltage: 5V ~ 24V; Power adapter: output DC 5V/ 800 mA