Aastra 55i SIP 4-Line LCD Screen IP Telephone
The Aastra 55i SIP 4-Line LCD Screen IP Telephone has Exceptional Features and Value in an Advanced Featured, Expandable IP Telephone!
The Aastra 55i SIP 4-Line LCD Screen IP Telephone offers powerful features and flexibility in a standards based, carrier-grade advanced level expandable IP telephone. With a sleek and elegant design, 144 x 75 pixel backlit LCD display and 6 dynamic context-sensitive softkeys, the Aastra 55i SIP 4-Line LCD Screen IP Telephone 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 55i SIP 4-Line LCD Screen IP Telephone is ideally suited for moderate to heavy telephone users who require more one touch feature keys and XML based programs.
Features
XML Browser
The Aastra 55i is equipped with XML browser capabilities and a large display with dynamic softkeys to easily access customized services and applications. Create internal service applications using development guides available from Aastra. This feature provides unlimited potential to customize the Aastra 55i 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 and 12 programable keys, the Aastra 55i 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.
Expandability
The Aastra 55i supports up to three Aastra 536M modules, each offering 36 keys with LED indicators to create a feature rich attendant console.
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.
Physical
23.5 cm W x 20.8 cm D x 8.0 cm H
(9.3”W x 8.2”D x 3.2”H)
940 g (33.0 oz)
4 positions footstand
Wall mountable
Power
AC wall adapter included
Integrated IEEE 802.3af Power Over
Ethernet (PoE) support
Audio
Hearing aid compatible (HAC) handset
Full-duplex quality speakerphone
Modular headset connector with builtin amplifier
Non-amplified business headsets are recommended
Display and Indicator
144x75 pixels graphical LCD display
Soft white backlight for user comfort in any lighting environment
Configurable for Always On, Always Off, or Auto (power saving)
LED for call and message waiting indicator
Feature Keys
4 call appearance lines with LEDs
4 navigational keys
6 customizable softkeys with LEDs,
programmable up to 20 functions
6 programmable keys with LEDs
8 predefined hard keys
Goodbye
Options
Hold
Redial
Speakerphone/Headset toggle Mute
2 volume keys
Security
User and administrator level passwords
Encryption of configuration files
HTTPS configuration download and web management
Phone lock with PIN
Expansion Module
Aastra 536M – 36-keys paper label module with LEDs
Scalable up to 3 modules or 108 keys
No additional external power required; direct power from phone
Localization
Multi-lingual support – English, French, Spanish, Italian, German
Downloadable language pack support for customization and additional language translations
Country-specific call progress tones and cadences
Protocols / Codecs
IETF SIP (RFC3261 and associated RFCs)
G.711 ì-law / A-law
G.729
Networking
Dual 10/100 Mbps switched Ethernet ports
Manual or Dynamic Host Configuration
Protocol (DHCP) IP address setup
Time and date synchronization using SNTP
Quality of Service (QOS) support
– IEEE 802.1 p/Q VLAN and priority
tagging, Type of Services (TOS), and
Differentiated Services Code Point
Network Address Translation (NAT) support
Integrated HTTP/HTTPS server for web administration and maintenance including a built-in troubleshooting section
Mass deployment via central
provisioning of user configuration files
– TFTP, FTP, HTTP, HTTPS
Redundant server support
DNS-SRV Local backup registrar and/or proxy server
Accessories
Aastra 536M – 36-keys paper label expansion module
A1736-0000-10-55 (Universal)
Optional midspan Power Over Ethernet
(POE) injector available, but not provided, for networks that do not supply power
D0023-0031-00-00 (North America)
D0023-0031-PS-00 (International)
Regulatory
CE
ROHS compliant
WEEE (2002/96/EC)
CE Mark (89/336/EEC EMC Directive and
73/23/EEC Low Voltage Directive)
EMC
FCC Part 15 Class B
ICES-003 Class B
VCCI Class B
AS/NZS 3548 Class B
EN55022 Class B
CISPR22 Class B
EN55024
EN61000-4-2, 4-3, 4-4, 4-5, 4-6, 4-8, 4-11
Safety
CAN/CSA C22.2 No. 60950
EN 60950
UL 60950-1
Telecom
FCC Part 68 (Hearing Aid Compatibility)
AS/NZS S004
RF
FCC Part 15 Class C
EN 300-328
EN 301 489
AS/NZS 4771
Package Contents
Aastra 55i IP telephone
Handset and coil cord
2x Footstand
AC wall adapter
Network cable
Programmable keys label
Installation Guide
Wall mount kit
Additional Information
Technical Specifications