Telephone Exchange PABX

• Multiple communication line
• Normal transform power
• Power failure transfer
• External line caller ID
• Multiple dial-out mode
• External line group
• Call duration control
• Call pickup
• Outgoing call transfer
• Call transfer
• Call forwarding
• Flexible coding (change ext. No.)
• Do not disturb
• Automatic Ext. reporting
• Flash time choice
• Ringing assignment
• Call restriction
• Three way conference
• Call all extensions