Features

Enterprise, small office and residential applications

Key features
voice Features
call hold
Configurable (*,#) feature codes
Unattended/ attended call transfer
call waiting and per call-waiting blocking
call forward (Always, busy, no answer)
call return
caller number/name display
caller ID /block outgoing caller-ID/Reject anonymous call
FAX (T.38)
DND (Do not disturb)
voip speed dial
VoIP digital map
per area ring tone support
8 Distinctive Ring Settings per users
E.164 dial plan
MWI(Message wait Indication)
configurable/Adaptive jitter buffer size
configurable Hook Flash time
 
data features
Static/Dynamic WAN-IP-Addressing

management and provisioning 
http, telnet, handset
adjustable user password and super password
TFTP,HTTP and HTTPS auto-update
8 entries for speed dial number
IVR for network setting by handset
SNMP

Interfaces
Ethernet Port --- 1 X 10/100MHz Ethernet Port
FXS port ---- 4 FXS Port for Tel

Specifications

Supported specification and applications
data networking
MAC Address
TCP:Transmission Control Protocol
DHCP :Dynamic Host Configuration Protocol
UPnP:Universal Plug and Play
SNTP, Simple Network Time Protocol
STUN - Simple Traversal of User Datagram ...
MD5 Message-Digest Algorithm
TOS/Diffserv
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
TFTP:Trivial File Transfer Protocol
SNMP:Simple Network Management Protocol

call control /voip Features
SIP RFC3261
Secondary SIP server
Tone generation and Local DTMF re-generation according with ITU-T
DTMF use RFC 2833/in band radio/sip info/

voice algorithms
G.711(A-law or u-law)/G.723.1/G726/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

Other

Standard Component:

Item	Qty	Remarks
Gateway	1
Power Adaptor	1
CD	1	User Manual
Cable	No