Origin	China
Model Number	Cps-B3000
Brand Name	C-TEL

Key Features:

• E1 access
• PSTN access
• Large capacity voice switch (FXO+FXS=252)
• Cascade expansion
• Hotline
• Two numbers each extension
• Direct line
• Original call list output (only E1 input)
• Ring back tone settings
• C.O. line group
• CTI Link programming interface (for redevelopment)
• E1 digital trunk monitor
• Hyper terminal management
• FTP upgrade

PBX features:

• 252 Communications Lines
• Switch Power
• Reverse Polarity Signal
• External Line Caller ID
• Transfer Caller ID & Intercom Caller ID + Real time clock
• Auto-Attendant (DISA: 20s three paragraphs)
• Automatic C.O. Line Detected
• Auto IP Dialing
• Internal Music on Holding
• Day/Night Mode (Auto)
• Remote Programming (Telnet)
• Memory Protect while Power off
• Auto/Operator Mode
• System Password
• Multiple Dial-Out Mode
• External Line Group
• 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
• C.O. Line Transfer to C.O. Line
• Ring Identify
• C.O. Line Reservation
• Operator Setting
• Auto Routing
• Ext. Group
• Call Switch