SPECIFICATION

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).