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 builtin 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
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)
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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