Aastra IP Phones

The Aastra 51i VoIP Phone offers ...

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The Aastra 51i VoIP Phone offers features and flexibility in an open-standards based, carrier grade basic level IP telephone. With a sleek and elegant design and LCD display the Aastra 51i is fully interoperable with leading IP Telephony platforms, offering advanced XML capability to access custom applications and support for high-quality SIP communications. Part of the 5i Series of IP telephones, the 51i is ideally suited for light use small and medium business applications such as lobbies or common areas , where single line high-quality SIP communication is required.

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The 53i from Aastra offers powerful ...

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The 53i from Aastra offers powerful features and flexibility in a standards based, carrier-grade business IP telephone. With a sleek and elegant design and 3 line LCD display, the Aastra 53i is fully interoperable with leading IP-Telephony platforms, offering advanced XML capability to access custom applications and support for up to 9 calls simultaneously. Part of the Aastra family of IP telephones, the Aastra 53i is ideally suited for all business telephone requirements.

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The 55i from Aastra offers powerful ...

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The 55i from Aastra offers powerful features and flexibility in a standards based, carrier-grade expandable business IP telephone. With a sleek and elegant design, 144 x 75 pixel backlit LCD display and 6 dynamic context-sensitive softkeys, the 55i is fully interoperable with leading IP-Telephony platforms, offering advanced XML capability to access custom applications and support for up to 9 calls simultaneously. Part of the Aastra family of IP telephones, the 55i is ideally suited for all Business Telephone requirements and users who require more one-touch feature keys and XML based programs.

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Exceptional Value and Quality in a ...

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Exceptional Value and Quality in a Fully Featured, Expandable, Business IP Telephone The 57i from Aastra offers powerful features and flexibility in a standards based, carrier-grade fully featured expandable Business IP telephone. With a sleek and elegant design, large 144 x 128 pixel graphical backlit LCD display and 6 dynamic context-sensitive softkeys, the 57i is fully interoperable with leading IP-Telephony platforms, offering advanced XML capability to access custom applications and support for up to 9 calls simultaneously. Part of the Aastra family of IP telephones, the 57i is ideally suited for executives and Business telephone users who require more one touch feature keys and a large screen to take full advantage of XML based programs.

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The Aastra 9112i SIP IP phone ...

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The Aastra 9112i SIP IP phone is a value priced, basic single line IP Telephone with speakerphone offering a flexible, interoperable IP solution that meets VoIP budgets for most applications. Product Features Enhanced Call Management - Large storage for personal directory, callers log, and redial list Tight Integration - Support for multiple IP telephony systems including Nortel, Sylantro, and Asterisk SIP Remarkable Audio - Quality speakerphone with excellent voice delivery Protect Your Investments - Firmware upgrades can be downloaded and installed in the field as standards develop and protocols evolve.

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The Aastra 9133i SIP IP phone ...

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The Aastra 9133i SIP IP phone 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. THE Aastra 9133i SIP Phone is now shipped with a UK Mains AC Power Supply - The POE Power Over Ethernet Injector is now optional

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