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Corded Voice Over IP Phones
$139.99
Extended Warranty


Aastra 9133i
Includes One Year Manufacturer's Warranty

Item #A1720-0131-10-05
  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Up to 9 Call Appearance Lines
  • Caller ID / Call Waiting
  • Hearing Aid Compatible
  • Speakerphone
  • Conferencing
  • 3-Line Backlit LCD Display
  • Name / Number Caller ID Memory
  • Phone Directory / Dialer
  • Call Forwarding
  • Intercom
  • Call Transfer
  • Redial
  • Mute
  • 4 Navigational Keys
  • 7 Programmable Keys
  • AC Powered (Adapter Included)
  • Integrated IEEE 802.3af
    Power Over Ethernet (PoE) Support
  • Modular RJ9 Headset Connector
    Compatible w/ Amplified Business Headsets
  • 10 Predefined Hard Keys

VoIP Features:
  • Dual 10/100 Mbps Switched Ethernet Ports
  • Manual or DHCP IP Address Setup
  • Time / Date Synch Using SNTP
  • Built-In HTTP Server
    For Web Administration & Maintenance
  • Voice Codec Support: G.711, G.729
  • Protocols: IETF SIP (RFC3261)


The 9133i IP Phone requires the following environment:
  • A SIP-based IP PBX system or network installed and running with a number created for the new 9133i IP phone.
  • Adherence to SIP standard RFC 3261.
  • Access to a configuration server where you can store the firmware image and configuration files.
    The configuration server must be able to accept connections anonymously.
  • The IP phone must be configured for a specific type of protocol to use. (TFTP is enabled by default). You can configure the following protocols on the IP phone:
    - TFTP (Trivial File Transfer Protocol)
    - FTP (File Transfer Protocol)
    - HTTP (Hypertext Transfer Protocol)
  • A 802.3 Ethernet/Fast Ethernet LAN
  • Category 5/5e straight through cabling
  • Power over Ethernet (PoE) power supply (optional accessory that is necessary only if no inline power is provided on the network).

The Aastra Model 9133i is an advanced, fully featured multi-line IP Telephone that takes full advantage of VoIP technology by offering a flexible, interoperable solution at an affordable price. IP Telephony Systems supported include: BroadWorks®, Aastra, Sylantro, Asterisk SIP

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