Aastra 53i

Exceptional Features and Value in a Featured IP Telephone

Features

• XML Browser
  The Aastra 53i is equipped with XML browser capabilities allowing access to customized services and applications. Create internal service applications using development guides available from Aastra. This feature provides unlimited potential to customize the Aastra 53i to meet your specific business needs or vertical applications using the display and keypad.
  
  
• Enhanced Call Management
  With extensive storage capacity for personal directories, callers logs and redial lists, the Aastra 53i can improve efficiency by providing more call information with the push of a button. Features such as shared call and bridged line appearances, call forward, call transfer, call waiting, intercom and local 3-way conference increase call flexibility and control.
  
  
• Remarkable Audio
  All Aastra IP telephones offer full-duplex speakerphone with excellent voice clarity and delivery. With years of experience in telecommunications and telephone design, Aastra can ensure superior voice quality on every product we sell.
  
  
• Simplified Deployment
  From initial deployment and configuration to future enhancements and upgrades, the Aastra family of IP telephones are designed to save your business time and money. Dual auto-sensing switched Ethernet ports eliminate additional wiring and simplify installations. Integrated IEEE 802.3af Power-over-Ethernet allows easy deployment with centralized powering and backup. Easily created configuration files, using any text editor, can be used to configure phones individually or centrally.

Encryption Tool
	Software 53i SIP, Oct 2007, Version 2.1.1 , English , ZIP , 2,545 KB
	Download Software 5xi series Language Pack, Version 2.1.1 , English , ZIP , 74 KB
	5xi series Language Pack, July 2007, Version 2.1 , ZIP , 49 KB
	53i SIP , July 2007, Version 2.1 , English , ZIP , 2,526 KB
	53i SIP, June 2007, Version 2.0.2 , English , ZIP , 2,415 KB
	53i SIP 2.0.1.2000, Supports 2007 DST change, North America , English , ZIP , 3042 KB
	5xi series Language Pack Rev00 , English , ZIP , 45 KB

	NeXspan Terminals , PDF , 753 KB
	Aastra 5xi Overview (Aastra-DeTeWe Version) , 06/2007 , PDF , 430 KB
	Aastra 5xi Overview (Aastra version) , 06/2007 , PDF , 412 KB
	Aastra 53i Datasheet (Aastra-DeteWe version) , 06/2007 , PDF , 1.019 KB
	Aastra 53i Datasheet (Aastra-Version) , 06/2007 , PDF , 168 KB
	Aastra 53i Datasheet , English , PDF , 160 KB

	Aastra 53i Installation Guide , PDF , 4300 KB
	Aastra 53i Installation Guide , Nov 2007 , English , PDF , 6453 KB
	Aastra 53i Installation Guide , Nov 2007 , Spanish , PDF , 4303 KB
	Aastra 53i Installation Guide , French , PDF , 4276 KB

Previous User Manuals
	53i User Guide , Version 2.1 , English , PDF , 12,311KB
	53i User Guide English , English , PDF , 8050 KB
	Aastra Telecom 5xi series SIP IP Phone Administrator Guide , Version 2.1 , English , PDF , 10,912 KB
	Aastra Telecom 5xi series SIP IP Phones Administrator Guide - Release 2.0 , English , PDF , 5822 KB
	Aastra Telecom 5xi series SIP IP Phone XML Development Guide , V2.1.1 , English , ZIP , 2,174 KB
	Aastra Telecom 5xi series SIP IP Phone Release Notes , Version 2.1.1 , English , PDF , 1,916 KB
	Aastra Telecom 5xi series SIP IP Phone Release Notes , Release 2.1 , English , PDF , 2,164 KB
	Aastra Telecom 5xi series SIP IP Phone XML Development Guide - July 2007 , Release 2.1 , English , ZIP , 2,141 KB
	Aastra Telecom 5xi series SIP IP Phone Release Notes , Release 2.0.2 , English , PDF , 1,139 KB
	Aastra Telecom 5xi series SIP IP Phone Release Notes , Release 2.0.1.2000 , English , PDF , 690 KB
	Aastra Telecom 5xi series SIP IP Phone XML Development Guide , Release 2.0.1 , English , PDF , 1657 KB

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