VoIP Phone

C-TEL brand with high technical VoIP Phone with compatitive price.

We promise the high quality products and satisfied service !

• Support two SIP servers running at the same time
• Redundancy SIP server capable
• Support SIP/IAX2 protocol
• NAT, Firewall
• DHCP client server
• Support PPPoE (used for ADSL, cable modem connecting)
• Support major G7.xxx CODEC
• VAD, CNG
• 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
• Ø Support inband audio, RFC2833 and SIP info etc. DTMF transmission mode
• Hotline
• Speed dial
• Call Forward, Call Transfer, 3-way conference calls
• Answering machine
• Caller ID display
• DND (Do Not Disturb), Black List, Limit List
• Auto-answer