Aastra 57i CT IP Telephone |
| (Model # A1758-0131-10-01) Note: Picture may not represent the actual product. We are continuously working on improving our website and reserve the right to change specifications, availability, and pricing without prior notice. 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.
Features:
- Full duplex speakerphone
- 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
- Digium’s Asterisk Business Edition – supports Busy Lamp Field (BLF), Bridged Line Appearances (BLA), Intercom
- BroadSoft’s BroadWorks enhanced SIP – supports Shared Call Appearances, Busy Lamp Field (BLF), CommPilot Call Manager
- Nortel’s MCS 5100/5200 SIP supports Conferencing, Voicemail, and NAT Traversal
- Sylantro’s SIP – supports Bridged Line Appearances (BLA), ComCierge, Call Park/Pickup, Conference
- Also known as 6757i CT Series
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