Aastra 57i Phone with Cordless Handset

The Aastra 57i CT offers powerful features and flexibility in a standards based, carriergrade advanced level, expandable, IP telephone that includes an integrated WDCT cordless mobility handset for coverage up to 300,000 sq ft.* With a sleek and elegant design, large 144 x 128 pixel graphical backlit LCD display and 6 dynamic contextsensitive softkeys, the 57i CT base unit 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 5i Series of IP telephones, the 57i CT is ideally suited for executives, heavy telephone users who require more one touch feature keys and a large screen to take full advantage of XML based programs and mobile warehouse, support and retail staff.

Product Features

• Up to 9 call appearance lines
• Shared Call and Bridged Line Appearances
• Multi-proxy support
• Distinctive ringing, priority alerting
• XML browser
• Personal directory
• Call forward/Call transfer/Call waiting
• Caller and calling line information
• Callers log
• Local 3-way conference
• Intercom with auto-answer
• Redial list
• Do Not Disturb
• Live dial pad or pre-dial support

Product Specification

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

Display and Indicator

57i CT 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 CT Cordless Handset
~ Large 5 lines backlit display
~ LED for call and message waiting indicator

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

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 adjustable footstand positions
~ 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.)

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