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Aastra 6735i

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MSRP: $279.99
Price: $207.99
You Save: $72.00 (26 %)
Store #: 2731
Manufacturer: Aastra
Manufacturer Part No: A6735-0131-10-01
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1-year warranty

Aastra 6735i

Please note that this phone is PoE capable and does not include a power supply. HD Audio and GigE in an Expandable IP Telephone

The 6735i brings HD Audio and GigE to Aastras popular mid-market phone offering. Providing dual Gigabit Ethernet ports via an integrated Gigabit Ethernet switch, the 6735i is built for todays high bandwidth network environments. The 6735i combines the exceptional voice quality of HD audio with 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 6735i is fully interoperable with leading IP Telephony platforms, offering advanced XML capability to access custom applications and
support for up to 9 calls simultaneously. The 6735i is ideally suited for moderate to heavy telephone users who require several one touch feature keys and XML based programs, in a Gigbit network environment.


  • HD Audio - The 6735i incorporates HD audio technology to deliver enhanced performance
    and voice clarity. Integrating wideband audio software and hardware, the Aastra 6735i maximizes the acoustic performance to deliver a remarkable audio experience on every call, whether using the handset, hands-free speakerphone or headset port.
  • XML Browser - The Aastra 6735i is equipped with XML browser capabilities and a large display with dynamic softkeys to easily access customized services and applications. This allows creation of internal service applications using development guides available from Aastra. This feature provides unlimited potential to customize the 6735i 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, redial lists and 12 programmable keys, the Aastra 6735i can improve efficiency by providing more call information with the push of a button. This includes features such as shared call and bridged line appearances, call forward, call transfer, call waiting,
    intercom and 3-way conference providing enhanced call flexibility and control.
  • Simplified Deployment - The Aastra family of IP telephones are designed to save your business time and money. Dual auto-sensing Gigabit switch Ethernet ports eliminate additional wiring and simplify installations. Integrated IEEE 802.3af Power-over-Ethernet
    allows easy deployment with centralized powering and backup.

Aastra 6735i Specifications

Feature Keys
Up to 9 lines with call appearances
4 line/call appearance buttons with LEDs
4 navigational keys
6 customizable softkeys with LEDs,
programmable up to 20 functions
6 additional programmable keys with
8 dedicated hard keys including Hold,
Redial, Speakerphone/Headset toggle,
Mute, Options, Goodbye, 2 volume keys
Audio and Codecs

HD Audio*
Hearing aid compatible (HAC) handset
Full-duplex quality speakerphone
Codecs: G.711 -law / A-law, G.729, G.722
wideband, BV16, BV32, L16
Independent volume setting for handset/speaker/headset
Echo cancellation
Comfort noise
Packet loss concealment
Modular Headset Connector with built-in
Electronic Hookswitch (EHS) support for wireless headsets
Voice Quality Metrics, including MOS
Display and Indicator
144x75 pixels graphical backlit LCD
Soft white backlight for user comfort in
any lighting environment
Backlight Auto-on setting with
configurable timer (power saving)
LED for call and message waiting indication
User and administrator level passwords
for login
Encryption of configuration files
HTTPS configuration download and web
Phone lock with PIN
Digest Authentication
Transport layer Security (TLS)
Secure Real-Time Protocol (SRTP)
XML API Capabilities
Display control based on user actions or
on events
Dynamic Phone Configuration
RTP Streaming control
CTI applications
See XML API Documentation for more
IETF SIP (RFC3261) and associated RFCs
Networking and Provisioning
Dual 10/100/1000 Mbps switch Ethernet
Manual or Dynamic Host Configuration
Protocol (DHCP) IP address setup
Support of multiple DHCP options: 66,
60, 43, 77, 159, 160
Time and date synchronization using
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),
STUN, TURN support
Integrated HTTP/HTTPS server for
web administration and maintenance
including a built-in troubleshooting
Mass deployment via central
provisioning of user configuration files
Redundant server support
>> Local backup registrar and/or proxy server
RTCP support (RFC1889)
RTP streaming for Paging and Intercom
IEEE 802.1x
TR-069 /TR-104
Integrated IEEE 802.3af Power Over
Ethernet support
AC adapter (48V DC) sold separately.
AC adapter is required if using more than
a single expansion module
Package Contents
Aastra 6735i phone
Handset and coil cord
2 x Footstand
Ethernet cable
Wall mounting kit
Installation Guide

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