AASTRA 53i 사양 가이드

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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)
895 g (31.3 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 built-
in amplifier
Non-amplified business headsets 
are recommended
Display and Indicator
3 line LCD display
LED for call and message waiting 
indicator 
 Feature  Keys
3 call appearance lines with LEDs
4 navigational keys
4 programmable keys with LEDs
8 predefined hard keys
Goodbye
Options
Hold
Redial
Speakerphone/Headset toggle
Mute
2 volume keys
Protocols / Codecs
IETF SIP (RFC3261 and associated RFCs)
G.711 μ-law / A-law
G.729
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
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Security
User and administrator level passwords
Encryption of configuration files
HTTPS configuration download and 
web management
Phone lock with PIN
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
Interoperability
Visit www.aastratelecom.com/IPphones 
for an up to date listing of approved 
vendor/interoperability 
Part Numbers
 A1753-0131-10-05 – North America 
(120V power adapter)
 A1753-0131-10-55 – International 
(Universal power adapter)
Accessories
 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)
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Package Contents
 Aastra 53i IP telephone
 Handset and coil cord
 2x  Footstand
 AC wall adapter
 Network  cable
 Programmable keys label
 Installation  Guide
Wall mount kit
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
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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
Rev 07/07
Aastra 53i Technical Specifications
www.aastratelecom.com