CLEAR, SMOOTH VOICE OVER THE INTERNET

This VoIP TA lets you allocate network resources while guaranteeing Quality of Service (QoS). Network bandwidth management delivers smooth and clear voice communication over the Internet while increasing productivity and efficiency by tailoring your system to specific demands such as time-sensitive VoIP and multimedia applications.

DEVICE INTERFACES

• 2 RJ-11 FXS phone ports
• 2 RJ-45 10/100BASE-TX LAN
• port with auto-MDI/MDIX

GENERAL FEATURES

• 3-way call conference (local mixer)
• Call-parking
• Call Back on Busy Digit Map
• Direct IP-to-IP Call without SIP Proxy
• Echo cancellation (Echo tail 64ms)
• Hot Line and Warm line calling Includes a phone book with speed dial
• Music on hold
• MWI
• Multi SIP Account (up to 3 proxy)
• Need to support IP-IP call (P2P: RTP connection) without proxy (ex. phone book)
• VMWI-Via FSK

CALL FEATURES

• Anonymous Call Blocking
• Call Block and Filter
• Call Forwarding - Always
• Call Forwarding - Busy
• Call Forwarding - No Answer
• Call Forwarding - Follow Me
• Call Forwarding - Unconditional
• Call Forwarding - Unavailable
• Call History (Call status)
• Call Hold
• Caller ID (Proxy support)
• Caller ID blocking
• Call Pick Up
• Call Return
• Call Transfer (Proxy support)
• Call Time
• Call Park & retrieve
• Call Waiting
• Do Not Disturb

TELEPHONY FEATURES

• Codec: G711μ/A-law,
• G729A/B/AB, G.723(6.3/5.3
• kbps), G.726(40)
• Echo cancellation
• Voice Activity Detection (VAD)
• for G.711/723/729
• Comfort Noise Generation
• (CNG) for G.711/723/729
• Out of Band DTMF event
• Gain Control (incoming/ outgoing).