Call return (from call log for internal calls only)
If a prefix digit is required to dial internal or external calls that have been logged, then you cannot dial directly from the call log. This is a common problem with call log capabilities.
Contact directory (Maximum of 170 entries per stand)
Speed dial
Conferencing (3-party conference)
Call hang up – upon return to charging cradle
DTMF sending in call (RFC2833)
Audio Features
Mute (disable microphone)
Receiver volume control
Ring tones melodies
Ringer volume
Key sounds (click, DTMF and special tones)
Low battery and out of range audible warnings
Speakerphone
Headphone jack (2.5 mm)
Deployment
Configuration through local web-interface, handset user interface, or via a configuration file using TFTP from a network server.
Other Features
Graphical menu system
Auto answer (when handset is lifted from charger)
Separate charging cradle for handset
Hearing aid compatible
Key lock option
Selectable menu language
On-hook dialing (pre-dial numbers before pressing off-hook button)
Operating time of 8 hours talk / 240 hours standby
Displayed information in idle mode (signal, battery level, time)