Dialog 4200 Series
Aastra Dialog 4200 digital telephones combine excellent sound quality and outstanding features with superior ergonomics. Users also benefit from built-in acoustic shock protection and hearing-impaired support.

Dialog 4223
This multi-featured model supports advanced system functions for the professional office user

Dialog 4222 Office
The Dialog 4222 Office is a desktop telephone with full functionality for office user communication needs.

Dialog 4220
This compact, cost-effective model offers all basic functions for office user communication needs.

Dialog 4400 IP Series
Dialog 4400 IP telephones are IP telephones that harness the combined power of customers’ existing data networks and Aastra communications systems.

Dialog 4422ip Office
The Dialog IP Office is a feature-rich IP phone offering the functionality needed for users working in office environments.

Dialog 4425ip Vision
The Dialog 4425 IP Vision is a multi-featured IP phone supporting advanced system functions. It is ideal for demanding and executive office usage.

• H.323 as well as SIP supported in the same software
• Monitor speaker
• Hearing aid support and acoustic shock protection
• QoS to ensure voice quality
• Support for MX-ONE, MD110, BusinessPhone, MD-Evolution/EBN and EBG
• Support for IMT (Operator IMS solution)

Aastra 7400ip Series
Aastra 7400ip terminals are a new line of terminals with quality and esthetics in mind.

Aastra 7446ip (5446ip)
The new Dialog 7446ip (5446ip) represents yet another step forward for application-oriented IP-terminals

• Offering a modern and user-friendly interface

Aastra 7444ip
Aastra 7444ip is a business IP phone. It has a large tiltable color display for flexible and powerful information handling as well as a completely new GUI. The usage of soft keys makes this phone ideal in free-seating environments.

Aastra 7434ip
The Aastra 7434ip offers a user-friendly graphical interface for an unmatched user experience.

• Aastra 7434ip is the flexible office version
• The phone has a traditional flat position and a tiltable display
• The phone can be supplemented with extra key-panels

Aastra 7433ip
Aastra 7433ip is an entry-level business IP phone, easy to use with an intuitive user-interface that includes graphical menu support

• Offers a user-friendly graphical interface for an unmatched user experience

Aastra 6700i Series
When it comes to open standards, the universally deployable SIP phones from the Aastra 6700i range offer everything needed for modern professional communication.

Aastra 6730i
Featuring a 3 line LCD display, the 6730i SIP telephone supports up to 6 lines with call appearances, offers advanced XML capability to access custom applications and is fully interoperable with leading IP-PBX platforms.

• Aastra Hi-Q™ Wideband Audio Technology
• XML Support
• Enhanced Call Management
• Simplified Deployment

Aastra 6731i
Featuring a 3 line LCD display, the 6731i supports up to 6 lines with call appearances, offers advanced XML capability to access custom applications and is fully interoperable with leading IP-PBX platforms.

• Aastra Hi-Q™ Wideband Audio Technology
• XML Support
• Enhanced Call Management
• Simplified Deployment

Aastra 6753i
With a sleek and elegant design and 3 line LCD display, the 6753i is fully interoperable with leading IP Telephony platforms, offering advanced XML capability to access custom applications and support for up to 9 calls simultaneously

• Aastra Hi-Q Wideband Audio Technology
• XML Support
• Enhanced Call Management
• Expandable with the addition of M670 expansion modules

Aastra 6755i
With a sleek and elegant design, 144 x 75 pixel backlit LCD display and 6 dynamic context-sensitive softkeys, the 6755i is fully interoperable with leading IP Telephony platforms, offering advanced XML capability to access custom applications

• Aastra Hi-Q Wideband Audio Technology
• XML Support
• Enhanced Call Management
• Expandable with the addition of M670 or M675 expansion modules

Aastra 6757i
With its large 144 x 128 pixel graphical backlit LCD display and 6 dynamic context-sensitive softkeys, the 6757i is fully interoperable with leading IP Telephony platforms, offering advanced XML capability to access custom applications

• Large 144 x 128 backlit LCD
• 12 customizable softkeys with LEDs
• Supports up to 3 M670i or M675i modules
• Aastra Hi-Q Wideband Audio Technology