Telefon VoIP

Features

Enterprise, small office and residential applications

Support two SIP servers running at the same time
NAT, Firewall
DHCP client server
Support PPPoE, (used for ADSL, cable modem connecting)
Support major G7.xxx CODEC
Upgrade by FTP
VAD (voice active detect)
CNG (comfort noise generation)
Dynamic voice jitter buffer
G.165 compliant 16ms echo cancellation
E.164 dial plan and customized dial rules
Tone generation and local DTMF re-generation accord with ITU-T
Support inband audio, RFC2833 and SIP info etc. DTMF transmission mode
Adjustable volume for both handset and speake
Hotline
Speed dial
Call Forward, Call Transfer, 3-way conference calls
Answering machine
Call ID display
DND (Do Not Disturb), Black List, Limit List,Auto-answer
Support VPN of L2TP
Display the current server type
Eight different ring tone

Technical parameters

Voltage: 9V-24V DC
Power adapter: output DC 12V/800mA
Power adapter: AC / DC input: 110 - 240V
Network intrface: Two RJ45 ports, one for WAN, one for LAN