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VOIP Телефон
AT-320 IP phone supports SIP and IAX2 protocol, offering two 10/100Mbps Ethernet interface with built in router. AT-320 can accommodate both internet access and telephone connection on a single line, thus effectively using the existing broadband resources. It is compatible with various softswitch systems and VoIP voice gateways to provide broadband IP voice service.
AT-320 IP phone adopts the latest Ethernet power supply technology to not only save user investments, simplify network deployment, but also provide centralized power management.(accessory option)
Цена $55,00
Supported
specification and applications
Data networking:
MAC Address
TCP:Transmission Control Protocol
DHCP:Dynamic Host Configuration Protocol
PPPoE:PPP Protocol over Ethernet
POE(option)
SNTP, Simple Network Time Protocol
STUN - Simple Traversal of User Datagram ...
MD5 Message-Digest Algorithm
DNS：Domain Name Server
RTP: Real-time Transport Protocol
RTCP:Real-time Control Protocol
Telnet:Internet's remote login protocol
HTTP:Hyper Text Transfer protocol
FTP:File Transfer protocol
TFTP:Trivial File Transfer Protocol
Call control /voip Features
SIP RFC3261,RFC 2543
Tone generation and Local DTMF re-generation according with
ITU-T
G.711(A-law or u-law)
G.723.1(6.3kbps,5.3 kbps)
G729
AGC(Auto Gain Control)
G.168/165 compliant 16ms echo cancellation
AEC(Auto Echo Cancellation)
VAD (Voice Activity Detection)
CNG(Comfort Noise Generation
Enviromental
Electric requirements
Voltage: 9V ~ 24V
Power adapter: output DC 12V/450 mA
Operating requirement
Operation temperature: 0 to 40° C ( 32° to 104°F)
Storage temperature: -30° to 65° C (-22° to 149°F)
Humidity: 10 to 90% no dew |
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