Aastra 53i SIP Phone.(6753I)
The 53i from Aastra 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 family of IP telephones, the 53i is ideally suited for light to regular telephone requirements. The Aastra 53i is equipped with XML browser capabilities allowing access to customized services and applications. Create internal service applications using development guides available from Aastra. This feature provides unlimited potential to customize the Aastra 53i to meet your specific business needs or vertical applications using the display and keypad.
Aastra 53i Features & Functionality
- 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), Com?ierge, Call Park/Pickup, Conference
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 5i Series of IP telephones, the 53i is ideally suited for light to regular telephone requirements