Physical
57i CT Base
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
57i CT Cordless Handset
13.7 cm L x 4.6 cm W x 1.9cm H
(5.4’’L x 1.8’’W x 0.8’’H)
133 g (4.7 oz.)
Power
57i CT Base
AC wall adapter included
Integrated IEEE 802.3af Power Over Ethernet
(PoE) support
57i CT Cordless Handset
AC wall adapter for charging stand
Nickel Metal Hydride battery – 4 day standby
time, 4 hour talktime
Audio
57i CT Base
Hearing aid compatible (HAC) handset
Full-duplex quality speakerphone
Modular headset connector with built-in
amplifier
Non-amplified business headsets are
recommended
57i CT Cordless Handset
One handset included; expandable up to 4
handsets
2.4 GHz Frequency Hopped Spread Spectrum
(FHSS)
Warehouse coverage up to 300,000 sq. feet
Vibration alerter
2.5mm headset connector
Feature Keys
57i CT Base
4 call appearance lines with LEDs
4 navigational keys
12 customizable softkeys with LEDs,
programmable up to 30 functions
8 predefined hard keys
Goodbye, Options, Hold, Redial,
Speakerphone/Headset toggle, Mute, 2
volume keys
57i CT Cordless Handset
2 context-sensitive softkeys
8 predefined hard keys
Goodbye, Hold, Mute, Redial, Function,
Menu, 2 volume keys
Programmable function key supports up
to 20 functions for tight integration to the
57i CT base features
Security
User and administrator level passwords
Encryption of configuration files
HTTPS configuration download and web
management
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Phone lock with PIN
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 -law / A-law
G.729
Interoperability
Visit ww w.aastratelecom.com/IPphones for
an up to date listing of approved vendor/
interoperability
Display and Indicator
57i C T Base
144x128 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
57i C T Cordless Handset
Large 5 lines backlit display
LED for call and message waiting indicator
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
Aastra 560M – 60-keys LCD module with LEDs
Scalable up to 3 modules or 180 keys.
No additional external power required;
direct power from phone
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
Part Numbers
A1758-0131-10-05 – North America (120V
power adapter)
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Package Contents
57i CT Base
Aastra 57i CT IP telephone
Handset and coil cord
2x Footstand
AC wall adapter for base phone
Network cable
Installation Guide
Wall mount kit
57i CT Cordless Handset
Aastra 57i CT cordless handset
NiMH battery
Charging stand
AC wall adapter for charging stand
Belt clip
Regulatory
WEEE (2002/96/EC)
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
Tel ecom
FCC Part 68 (Hearing Aid Compatibility)
AS/NZS S004
RF
FCC Part 15 Class C
AS/NZS 4771
Accessories
Aastra 536M – 36-keys paper label expansion
module
A1736-0 000-10-55 (Universal)
Aastra 560M – 60-keys LCD expansion
module
A1760 -00 00-10-55 (Universal)
Aastra 57i CT cordless handset kit
A1759-0000 -10 -05 – North America (120V
power adapter)
Optional midspan Power Over Ethernet
(POE) injector available, but not provided, for
networks that do not supply power
D0023-0031-00-00 (North America)
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Aastra 57i CT Technical Specifications
www.aastratelecom.com
Rev 03/ 07
PM S 29 3 C
PM S 2 98 C
COPYRIGHT (C) 2007 AASTRA TECHNOLOGIES LTD. ALL RIGHTS RESERVED. INFORMATION IN THIS DOCUMENT IS SUBJECT
TO CHANGE WITHOUT NOTICE. AASTRA TELECOM ASSUMES NO RESPONSIBILITY FOR ANY ERRORS THAT MAY APPEAR
IN THIS DOCUMENT. PRODUCT CAPABILITIES DESCRIBED IN THIS DOCUMENT PERTAIN SOLELY TO AASTRA TELECOM’S
MARKETING ACTIVITIES IN THE U.S AND CANADA. AVAILABILITY IN OTHER MARKETS MAY VARY.
AASTRA TELECOM
155 SNOW BLVD.,
CONCORD, ONTARIO, CANADA, L4K 4N9
SALES@AASTRA.COM • WWW.AASTRATELECOM.COM
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