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Comfort Pro P 100/300/500 System Telephones Key Extensions
Key Extensions
With a key extension, you can extend your system telephone Comfort Pro P 300/P 300 IP and
Comfort Pro P 500/P 500 IP with additional free programmable keys. The Main menu functions and
destination call numbers can be stored on these keys. In addition, the system administrator can programme
call keys (trunk keys, team keys, busy keys or direct-call keys) over the configuration software of the
communications system.
Up to three key extensions can be connected to each system telephone.
The following equipment combinations are possible:
System telephone connectable key
extension …
… with the features
– Comfort Pro P 300
– Comfort Pro P 300 IP
Comfort Pro P 300 TM – 36 keys with LED indicator
– Labelling on label strips
– Comfort Pro P 500
– Comfort Pro P 500 IP
Comfort Pro P 500 TM – 20 keys with LED indicator
– 3 keys with LED indicator to shift levels;
enables programming of 60 storage locations
on each key extension
– Labelling of the keys over the display; each
key is assigned to a display line