VoIP telefon YVK2000D

VoIP telefon s podporou mnoha funkcí a bezkonkurenčním poměrem cena/funkce.

Kupříkladu přímé volání z IP na IP bez nutnosti VoIP brány, nebo 200 místný telefonní seznam.

Další technické parametry:

• Support H.323 v4,compatible with most H.323 v1-v4 system and devices
• Built in H.323 proxy support to pass NAT
• Support MGCP RFC2705
• Support SIP RFC2543
• Support Net2phone private protocol
• Fast start and H.245 tunneling
• Outband DTMF transmit by H.245 user input or Q.931 keypad
• IEEE 802.3 /802.3 u 10 Base T / 100Base TX
• Major G.7XX and gsm610 audio codec
• Caller ID send and receive by Q.931
• Provide direct IP address to IP address call mode, direct PSTN call by a voice
  gatewayE.164 phone number call under the mode of GK
• Automatically gatekeeper discovery in LAN
• Call PSTN by ITSP’s prepaid card (eTalk,italk,ringtec etc)
• DHCP support for automatically assign IP address and others relevant parameters
• PPPoE support for ADSL or Cable modem
• Setting IP Net Phone parameters by standard web browser (such as IE6.0), phone keypad or standard telnet
• Upgrade program by FTP mode
• Support G.723.1 5.3k/6.3k,G.729,G.711 A-Law?µ-Law audio codec algorithm
• Dynamic voice detection Echo cancellation Comfort noise generation
• Dynamic voice jitter buffer which minimize effect to the voice caused by the audio delay and jitter and as a result the quality of voice is high
• Tone generation and Local DTMF generation and detection according with ITU-T
• E.164 dial plan and customized dial rules
• 40 entries each for missed call, answered call and dialed call
• 112 entries for quick dial
• 16 entries for voice message
• LCD display dial data?caller name ?caller number and so on
• Working status indicating Lamps(red?yellow and green) and keypad jacklight
• Independently digit adjust the volume of handset ?hand free
• 14 function keys for operating and setting phone besides standard keys 0-9,#, Speed dialing
• Adjustable volume for both handset and speaker
• 16 function keys, background LED and states indicating lights
• Settings by HTTP web browser (IE6.0), Advanced settings by Telnet*
• Voice prompt
• Upgrade by TFTP

* Konfiguraci je nutnou provádět při vyvěšení sluchátka, což v návodu není uvedeno!