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Aastra Telephones

Voice Over IP Phones

18 Items Found Per Page: 12 24 36 All
1 - 12 of 18 items

Aastra Voice Over IP Phones 9143i

Aastra 9143i

Includes One Year Manufacturer's Warranty

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Up to 9 Call Appearance Lines
  • 3-Way Conferencing

**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$127.99

Aastra Voice Over IP Phones 9480i

Aastra 9480i

Includes One Year Manufacturer's Warranty

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Up to 9 Call Appearance Lines
  • Caller ID / Call Waiting
  • 3-Way Conferencing

**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$165.99

Aastra Voice Over IP Phones 9480i CT

Aastra 9480i CT

Includes One Year Manufacturer's Warranty

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Up to 9 Call Appearance Lines
  • Expandable Up To 4 Handsets
  • 3-Way Conferencing

**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$253.99

Aastra Voice Over IP Phones 6730i

Aastra 6730i

Includes One Year Manufacturer's Warranty

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Up to 6 Call Appearances Lines
  • Hearing Aid Compatible
  • Single 10/100 Mbps Ethernet Port



**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$83.99

Aastra Voice Over IP Phones 6731i

Aastra 6731i

Includes One Year Manufacturer's Warranty

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Up to 6 Call Appearances Lines
  • Hearing Aid Compatible
  • Two-Port 10/100 Mbps Ethernet Switch



**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$99.99

Aastra Voice Over IP Phones 6751i RP

Aastra 6751i RP

Includes One Year Manufacturer's Warranty

  • Corded Phone
  • SIP Voice Over Internet Protocol (VoIP)
  • Single Line Operation
  • Caller ID / Call Waiting
  • Hearing Aid Compatible
  • Wall Mountable
  • Full Duplex Quality SpeakerPhone
  • AC Adapter (24V DC Included FREE)



**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$134.99

Aastra Voice Over IP Phones 6753i RP

Aastra 6753i RP

Includes One Year Manufacturer's Warranty

  • Corded Phone
  • SIP Voice Over Internet Protocol (VoIP)
  • Supports Up To 6 Lines / Users
  • Caller ID / Call Waiting
  • Expandable Up To 3 Modules
  • Hearing Aid Compatible
  • Wall Mountable
  • Full Duplex Quality SpeakerPhone
  • AC Adapter (24V DC Included FREE)



**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$169.99

Aastra Voice Over IP Phones 6757i RP CT

Aastra 6757i RP CT

Includes One Year Manufacturer's Warranty

  • Corded Phone
  • SIP Voice Over Internet Protocol (VoIP)
  • Up to 9 Call Appearance Lines
  • Caller ID / Call Waiting
  • Expandable Up To 3 Modules
  • Hearing Aid Compatible
  • Wall Mountable
  • Full Duplex Quality SpeakerPhone
  • AC Adapter (24V DC Included FREE)


Aastra 6757i RP CT Includes:

  • 1 Corded Base Station
  • 1 Cordless Handset / Charger

**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$344.99

Aastra Voice Over IP Phones 6739i

Aastra 6739i

Includes One Year Manufacturer's Warranty

National Pre-Order
Mid November Delivery

  • Corded Phone
  • SIP Voice Over Internet Protocol (VoIP)
  • Up to 9 Call Appearance Lines
  • Caller ID / Call Waiting
  • Expandable Up To 3 Modules
  • Hearing Aid Compatible
  • Wall Mountable
  • Duplex Speakerphone
  • Optional AC Adapter (Not Included)
  • Aastra Hi-Q Audio™ Technology



**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$439.99

Aastra Voice Over IP Phones 51i

Aastra 51i

Includes One Year Manufacturer's Warranty

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Single Line Operation
  • Caller ID / Call Waiting
  • Digital Duplex Speakerphone
  • 3-Line LCD Display

**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$82.99

Aastra Voice Over IP Phones 53i

Aastra 53i

Includes One Year Manufacturer's Warranty

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Up to 9 Call Appearance Lines
  • Caller ID / Call Waiting
  • Digital Duplex Speakerphone
  • 3-Line LCD Display



**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$144.99

Aastra Voice Over IP Phones 55i

Aastra 55i

Includes One Year Manufacturer's Warranty

National Backorder
Late November Delivery

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Built-In HTTP Server
  • XML Browser
  • Up to 9 Call Appearance Lines
  • Caller ID / Call Waiting
  • Expandable Up To 3 Modules
  • Digital Duplex Speakerphone
  • 144x75 Graphical LCD Display


**Requires A Broadband Internet Connection & Does Not Operate On A Regular (Analog) Phone Line**

$184.99