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Performance and features
Support H.323
Support MGCP RFC2705
Support SIP RFC3261
Support IAX2
Support Net2phone private protocol
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
DHCP support , PPPoE support for ADSL or Cable modem
Setting IP Net Phone parameters by standard web browser, 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
Settings by HTTP web browser (IE6.0)
Advanced settings by Telnet
Voice prompt
Upgrade by TFTP
providing voip phone ywh200-2022已更新(今日/公布)
