• Use popular cell phones with 3CX. click here for more information.
  
  
• Advantages
  • No need for separate phone cables as the phone system uses the existing data network
  • Easier to install and manage via its web-based management console
  • Far less expensive than a hardware-based PBX
  • Allows employees to hot-desk and tele-work
  • Users can configure their extensions themselves using the self-service
    User Portal
  • Utilize any SIP phone instead of being locked into one vendor
  • Receive and make calls via existing phone lines using VoIP Gateways
  • Save on call costs with 'out of the box' configurations for popular SIP / VoIP providers
    
• Key Features
  • 3CX Assistant – Desktop Call Control
  • 3CXPhone – integrated VoIP SoftPhone
  • Web-based management console for easier administration
  • Unlimited extensions
  • BLF - set presence and eliminate phone tag
  • MS Outlook / Salesforce.com integration – launch calls directly from
    your favorite CRM
  • 3CX Bridges – connect branch offices seamlessly
  • 3CX Tunnel – for easy remote connections
  • Fax server
  • Unified Messaging – receive voice mail and fax via email
  • Unlimited auto-attendant / digital receptionist
  • Phone provisioning
  • Paging and intercom
  • Call forwarding with advanced rules by caller ID, time and type of call
  • Call queuing, recording, conferencing
  • Call park and pickup

Pricing as follows

Mini Edition (1 year upgrade insurance) 4 Simultaneous calls - $495.00
Small Business Edition (1 year upgrade insurance) 8 Simultaneous calls - $795.00
Professional Edition 16SC (1 year upgrade insurance) 16 Simultaneous calls - $1295.00
Enterprise Edition 32SC (1 year upgrade insurance) 32 Simultaneous calls - $1995.00
Enterprise Edition 64SC (1 year upgrade insurance) 64 Simultaneous calls - $3950.00
Enterprise Edition 128SC (1 year upgrade insurance) 128 Simultaneous calls - $6995.00
Enterprise Edition 256SC (1 year upgrade insurance) 256 Simultaneous calls - $11950.00
Enterprise Edition 512SC (1 year upgrade insurance) 512 Simultaneous calls - $21995.00

You could try to do this yourself as this was the principle that 3CX IP PBX was designed
around, but from our experience and countless hours of testing, it is far more cost
effective and beneficial to buy a complete 3CX/phone/call center solution from N-Sync.