VoIP Telephone Handsets
Aastra 53i
Aastra 53i
Aastra 53i
Aastra 53i 9 line IP Phone with backlit LCD display

The Aastra 53i offers powerful features and flexibility in a standards based, carrier-grade basic level IP telephone. With a sleek and elegant design and 3 line LCD display, the 53i 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 Premium Series of IP telephones, the Aastra 53i is the ideal IP Phone for business users who receive and originate typical levels of telephone calls. 536M Expansion Modules can be added for higher call coverage.

Product Features
Product Specification
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

Power
~ AC wall adapter included
~ Integrated IEEE 802.3af Power Over Ethernet (PoE) support

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 adjustable footstand positions
~ Wall mountable

Expansion Module
~ Aastra 536M – 36-keys paper label module with LEDs
~ Scalable up to 3 modules per 53i for a total of 108 extra softkeys/LEDS
~ No additional external power required; direct power from phone.