voip device 5 lines sip ip phone support volp

Specifications

voip device 5 lines sip ip phone support volp 

Overview:

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DGP301 series VoIP phone is SIP 2.0 (RFC3261) compliant. It is feature-ric, toll-quality, cost-effective and standard-compliant VoIP phone that can be easily plugged to network Cat.5 cable directly from ADSL router or switch at your home or office. The phone is compatible with most VoIP service providers and it operates likes a regular telephone. With a VoIP phone service or connect to VoIP Gateway Router in office. The VoIP phone enables significant cost savings when making international or long distance phone calls.
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DGP301 series VoIP phone included an integrated speakerphone, as well as a 2*16 LCD screen to display caller ID, number dialed, speed dial entries and address book entries, those call information. The phones also supports rich features such as redial, nute, hold, transfer, 3-way conference, call waiting, call forward, message light and inserts dials.
DGP301 series VoIP phone provides Quality of Service (QoS) functions to deliver clear, high-quality voice communication ia a variety of network condition. With QoS, voice packets get a higher priority over data packets. Other features to improve call quality include echo cancellation, comfort noise generation (CNG), Voice activity detection (VAD), Adaptive Jitter Buffer and packet Loss Compensation technology.

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Description:

Main Features 

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>> Supports SIP protocol that compatible with most IP PBX and can be register up to 5 SIP accounts.
>> Enhanced VPN security features to protect LAN
>> Support 3-way call
>> 140 phone book numbers
>> Four type ring tones and Call Waiting function
>> Supports codec G.711/ G.723/ G.726/ G.729a/ G.729b
>> Support 64 entries each for incoming and dialed call
>> Call Forward function (all/ busy/ no answer/ unconditional)
>> Adjustable ringer, handset and speaker volume
>> Upgrade programe by FTP/ TFTP/ HTTP modes
>> Supports Asterisk Open Source IP PBX
>> Supports Htline setting, Plan setting, Alarm setting
>> Supports Block setting for all/ by time / duration
>> LCD display for dial data, caller name, caller number
>> Supports Auto Provision by FTP/ TFTP / HTTP
>> Speed Dial settings (maximum 10 group).

Hareware Specifications:

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>>  LAN Interface:1×10Mbps/100Mbps RJ-45
>> WAN Interface:1×10Mbps/100Mbps RJ-45 Port
>> Function Keys:26 function keys besides standard keys 0-9,#,*
>> Speaker:Full Duplex hand free speaker phone
>> Installation:Desktop,Wall Mountable.
>> Power Supply:DC9V/1A,US-Plug/AU-Plug/EU-Plug/UK-Plug for Option
>> Temperature:Operating:0-40°C, storage:-10°C-50°C
>> Humiditty:10-90%(Non-condensing)
>> Dimension:275mm×256mm×76mm
 

Advanced features:

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 >> Configuration:Web Browser,Console/Telnet/,Keypad
 >>SIP server:Register Server( 5 SIP accounts),Outband Proxy
 >>QoS:ToS filed
 >>NAT Traversal:STUN
 >>Firmware Upgrade:TFTP/Console/HTTP/FTP/Auto firmware Update

Product show:

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ipphone

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