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Cortelco ITT-VOIP2747 VOIP Corded Telephone

The Cortelco Solution for cost-savings and flexibility for large organizations or small office / home office users! Incorporate voice and data technologies and eliminate long-distance telephone bills by using our state-of-the art VOIP phone on one infrastructure.

The 2747 offers exceptional DSP voice quality, supports call forwarding, call hold/transfer, 50 name and number phone book, stand-alone operation, (no computer needed), Session Initiation Protocol (SIP), optional H.323 Protocol, and downloadable software upgrades. For further technical information, please refer to the Cortelco website at
  • Ideal for large organizations or SOHO
  • WAN Port: 1 RJ45 10/100 Base-T Ethernet, line auto-sensing/ switching
  • PC Port: 1 RJ45 10/100 Base-T Ethernet, line auto-sensing/ switching
  • 2-Line, 16 character LCD
  • Supports G.723.1, G729A/B, G.711 voice codecs
  • Complies with RFC-3261, SIP standard, H.323 optional
  • Dynamic IP support (DHCP and PPPoE)
  • Remote software upgrade capability (via FTP)
  • STUN Support
  • Large message waiting indicator
  • Call history
  • Volume control
  • Phonebook
  • 10# One-touch memory keys
  • Redial/hold
  • Hands-free speakerphone
  • Black with silver trim

    Availability: Usually ships the next business day.


We never surprise you with unexpected shipping charges, taxes, handling, etc. See our shipping and tax charges policy on our customer service page. All charges are also seen on the order form of our online shopping cart up front before you approve the order.

We are not responsible for typographical errors.

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